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为满足蛋白分子固定化的需要,西宝可以提供 50-800nm多种尺寸、多种表面基团的聚合物微载体,可以达到克级规格,相比市场上同类产品,西宝提供的产品真正实现了“表面活性剂零残留”,在后期纯化过程中首次实现了“零絮凝”,达到了更高的质量标准。在多种纳米球成功制备的基础上,西宝将多种纳米载体用于蛋白分子的固载。[查看]
-
http://cxbio.com/Article/983_1.html
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西宝能够提供20-800 nm多种尺寸、多种表面基团的聚合物微载体,目前共有47种成型产品,规格可以达到百克级。相比市场上同类产品,西宝提供的产品真正实现了“表面活性剂零残留”,在后期纯化过程中首次实现了“零絮凝”,达到了更高的质量标准。相比文献中报道的制备工艺,生产效率提高了3-5倍,并且更有利于实现规模化生产。[查看]
-
http://cxbio.com/Article/982_1.html
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为了实现生物大分子(如疫苗、多肽、PEG修饰蛋白等)快速、高效的分离纯化,西宝提供具有超大孔的聚合物微球介质。该介质具有孔径达200 nm-800 nm的超大孔,生物大分子与介质间的传质不受扩散作用的限制,能够在高流速下实现生物大分子的良好分离,同时有效保持生物大分子的活性。[查看]
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http://cxbio.com/Article/981_1.html
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日本药典天然药物(中药,草药)标准品
品名
CAS
分子式
用途
中药名
货号
包装
Aconitum Diester Alkaloids Standard
乌头双脂生物碱标准品[查看]
-
http://cxbio.com/Article/979_1.html
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琼脂糖亲和介质(蓝胶)通常简称为蓝胶,它是一种染料亲和介质,其配基(蓝色染料Cibacron Blue F3GA)是一种多芳香环的磺化物,具有与NAD+相似的空间结构,能与各种激酶、脱氢酶、血清白蛋白、DNA聚合酶等产生亲和吸附作用,从而达到分离纯化的目的。[查看]
-
http://cxbio.com/Article/976_1.html
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Protein A能特异性地与抗体的Fc区结合,所以Protein A亲和介质可用于抗体(单抗和多抗)的分离纯化,经过一步亲和层析,即可从腹水、血清和培养液等样品中得到高纯度的抗体。Protein A QZT 4FF亲和介质以自制的琼脂糖凝胶为基质,以重组Protein A为配基,具有很高的物理化学稳定性,配基不易脱落,寿命长,使用方便,应用广泛。
2、产品特性
参数[查看]
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http://cxbio.com/Article/975_1.html
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金属螯合层析,又称固定化金属离子亲和层析(Immobilized metal ion affinity chromatography,IMAC)。该法利用蛋白质表面的某些氨基酸(如组氨酸、色氨酸、半胱氨酸等)和金属离子(Cu2+、Zn2+、Ni2+等过渡金属离子)发生特殊的相互作用的原理来实现蛋白质的分离。[查看]
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http://cxbio.com/Article/973_1.html
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亲和层析(Affinity chromatography,简称AC)是基于生物分子与其他配基分子之间(如抗原与抗体、酶与底物、激素与受体、核酸中的互补链、多糖与蛋白复合体等)的亲和吸附原理建立和发展起来的。亲和层析是通过介质上的配基与目标分子之间的特异性吸附和解离来实现纯化目标分子的目的,由于这种特异性的作用力,亲和层析具有高度选择性、高活性回收等特点,对分离含量极少又不稳定的生物活性物质极为有效,成为生物制药领域中分离纯化生物活性物质的一种重要方法。
亲和层析原理(上样)
亲和层析原理(洗脱)
&n[查看]
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http://cxbio.com/Article/972_1.html
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量筒是实验室中一种量度液体体积常用的仪器,上沿有流咀,方便倾倒液体,筒底有宽平的底座,可保持量筒的稳定。我司提供的高身量筒是由德国ISOLAB品牌制造,经DIN EN 1042及DIN 12664质量标准认证,内含液体量(In) 校准至符合DIN/ISO A级标准,亦有Conformity “H”资格认证,安全可靠。[查看]
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http://cxbio.com/Article/966_1.html
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德国ISOLAB自1997年成立起,一直都有赖于其质量优越的众多产品组合,强调客户的满意度及提供优质服务,作为其过去乃至将来的企业优势。
ISOLAB专注为大学、政府机构、医学及研究实验室和工业等的日常工作,提供产品及解决方案。
ISOLAB根据其强大的基础设施及由专注而能干的专业人士组成的合格团队, 在业内拥有庞大的营销力量,以及广阔的销售网络。
ISOLAB凭借其完美服务所带来的卓越品质,以客户取向为出发点,并且拥有15年以上销售经验而富有学识的员工队伍,向客户提供一系列价格合理的[查看]
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http://cxbio.com/Article/965_1.html
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容量瓶是实验室常用的玻璃器皿,可分为标准梨形瓶身或梯形瓶身,主要用于精确配制准确精度的溶液或定量地稀释溶液,一般会与移液管配合使用。我司提供的容量瓶是由德国ISOLAB品牌制造,经DIN EN 1042及DIN 12664高质量标准认证,内含液体量(In) 校准至符合DIN/ISO A级标准,亦有Conformity “H”资格认证,安全可靠。每个容量瓶均配备PE胶瓶盖,亦可个别选购玻璃瓶盖。[查看]
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http://cxbio.com/Article/964_1.html
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目前治疗糖尿病的药物主要口服降糖化学药标准品
1. 磺酰脲类
格列吡嗪(美吡达、瑞罗宁、迪沙、依吡达)
Glipizide
CAS号: 29094-61-9
分子式: C21H27N5O4S
分子量: 445.54
EINECS号: 249-427-6
非胰岛素依赖型(II型)糖尿病的降糖药
格列齐特(达美康、孚来迪)
Gliclazide
CAS号: 21187-98-4
分子式: C15H21N3O3S
分子量: 323.41
EINECS号: 244-260-5
[查看]
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http://cxbio.com/Article/955_1.html
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荧光定量PCR检测技术从诞生到现在已经有 8 年了,但是其应用在近四年才迅猛增长。在 Medline 数据庫中,用“ Taqman” 或 ”real time PCR” 作为关键词检索,在1996 年仅有 19 篇,在 1997 年仅有 28 篇,在 98 、 99 、2000 年[查看]
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http://cxbio.com/Article/944_1.html
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Glycerophosphocholine-->
定义:甘油磷脂与胆碱的衍生物。为磷脂酰胆碱或卵磷脂分子的骨架成分。其C-1和C-2位羟基被脂肪酸酯化,即生成磷脂酰胆碱。
应用学科:生物化学与分子生物学(一级学科);脂质(二级学科)
[查看]
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http://cxbio.com/Article/909_1.html
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Nervonic acid
神经酸,学名:二十四碳-顺-15-烯酸,24:1Δ15c。存在于神经组织及鱼油中的一种含24个碳原子和1个双键的不饱和脂肪酸,是脑苷脂的组分。其熔点为42℃。
应用学科:生物化学与分子生物学(一级学科);脂质(二级学科)[查看]
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http://cxbio.com/Article/907_1.html
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神经酸 Nervonic acid
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N,N,N,N-四甲基乙二胺 N,N,N,N-Tetramethylethylenediamine
-
-
N,N-亚甲基双丙烯酰胺 N,N-Methylenebisacrylamide
-
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2-AB Labeled N-Glycans 2-AB标记N-多糖
-
-
2-AA标记N-多糖 2-AA Labeled N-Glycans
-
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APTS Labeled N-Glycans APTS标记N-多糖
-
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Unlabeled N-Glycans 未标记N-多糖
-
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Permethylated N-Glycan standards 全甲基化N-多糖标准品
-
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正丁基硫代磷酰三胺 NBPT
-
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Rat NGAL ELISA Kit, 大鼠NGAL酶联免疫试剂盒
-
-
Lacto-N-neotetraose / LNnT / neo-LNT linked to BSA
-
-
Lacto-N-neotetraose / LNnT / neo-LNT
-
-
NPC酯-聚乙二醇-NPC酯 Nitrophenyl Carbonate-PEG-Nitrophenyl Carbonate
-
-
Silica gel 60N, irregular neutral, particle size 63‐200um,柱色谱用
-
-
羧甲基纤维素钠|Carboxymethyl cellulose sodium salt|CMC Na (货号:117221)
-
-
二丁酰环磷腺苷钙 N6,2'-O-双丁酰基腺嘌呤-3',5'-环磷酸钙核苷
-
-
丙谷二肽 / N(2)-L-丙氨酰-L-谷氨酰胺
-
-
丙谷二肽, N(2)-L-丙氨酰-L-谷氨酰胺
-
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丙谷二肽 N(2)-L-丙氨酰-L-谷氨酰胺
-
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NNN, rac N’-Nitrosonornicotine
-
-
NNPA, N’-Nitrosopentyl -(3-picolyl)amine
-
-
0.5mol/l Sodium Nitrite Solution
-
-
Mercury (ll) Nitrate 0.005M 0.01N
-
-
Mercury (ll) Nitrate 0.01N 0.005M
-
-
Mercury (II) Nitrate 0.02N 0.01M
-
-
Mercury (II) Nitrate 0.02N 0.01M
-
-
Mercury (I) Nitrate 0.1N 0.1M
-
-
Mercury (I) Nitrate 0.1N 0.1M
-
-
Silver Nitrate 0.01N
-
-
Silver Nitrate 0.0141N 0.0141M
-
-
Silver Nitrate 0.02N 0.02M
-
-
Silver Nitrate 0.02N 0.02M
-
-
Silver Nitrate 0.025N 0.025M
-
-
Silver Nitrate 0.0282N 0.0282M
-
-
Silver Nitrate 0.04N 0.04M
-
-
Silver Nitrate 0.04N 0.04M
-
-
Silver Nitrate 0.05N (0.05M)
-
-
Silver Nitrate 0.05N (0.05M)
-
-
Silver Nitrate 0.085N 0.085M
-
-
Silver Nitrate 0.1N 0.1M
-
-
Silver Nitrate 0.05N (0.05M)
-
-
Silver Nitrate 0.05N (0.05M)
-
-
Silver Nitrate 0.05N (0.05M)
-
-
Silver Nitrate 0.1709N 0.1709M
-
-
Silver Nitrate 0.1709N 0.1709M
-
-
Silver Nitrate 1.0N 1.0M
-
-
Silver Nitrate 1.0N 1.0M
-
-
Silver Nitrate 1.0N 1.0M
-
-
Sodium Nitrite 0.5M
-
-
Sodium Nitrite 0.5N 0.5M
-
-
Sodium Nitrite 0.5N 0.5M
-
-
Silver Nitrate 0.0282N (0.0282M)
-
-
Silver Nitrate 0.1N (0.1M)
-
-
Lead Nitrate 0.01M (0.02N)
-
-
Lead Nitrate 0.1M (0.2N)
-
-
Lead (II) Nitrate 1.0N (0.5M)
-
-
Lead (II) Nitrate 1.0N (0.5M)
-
-
Crystal Violet Indicator, 0.1% (w/v) in Glacial Acetic Acid, for Nonaqueous Titrations
-
-
Crystal Violet Indicator, 0.2% (w/v) in Glacial Acetic Acid, for Nonaqueous Titrations
-
-
TDS Standard 1382 ppm NaCl @25℃
-
-
Double junction bridge sol; 10% w/v Potassium Nitrate
-
-
Silver 5M NaNO3
-
-
Bromide 5M NaNO3
-
-
Cadmium 5M NaNO3
-
-
Chloride 5M NaNO3
-
-
Copper 5M NaNO3
-
-
Mercury 5M NaNO3
-
-
Iodide 5M NaNO3
-
-
Potassium 5M NaCl
-
-
Lead 2.5M NaNO3
-
-
thiocyanate 5M NaNO3
-
-
Nitrate 1000ppm as NO3
-
-
Ammonia 100ppm as N
-
-
Ammonium 10ppm as NH4
-
-
Ammonium 1000ppm as NH4
-
-
Ammonia 1000ppm as N
-
-
Ammonia 1000ppm as N
-
-
Nitrogen Oxide 1000ppm as NO2
-
-
0.2w/v% p- Naphtholbenzein Acetic Acid Solution
-
-
Total Base Number TBN Standard: 1.0 mg/g KOH
-
-
Total Base Number TBN Standard: 10 mg/g KOH
-
-
Total Base Number TBN Standard: 15 mg/g KOH
-
-
Total Base Number TBN Standard: 3.0 mg/g KOH
-
-
Total Base Number TBN Standard: 30 mg/g KOH
-
-
Total Base Number TBN Standard: 40 mg/g KOH
-
-
Total Base Number TBN Standard: 6.0 mg/g KOH
-
-
Total Base Number TBN Standard: 70 mg/g KOH
-
-
Polyethylene Cap For NMR Test Tube
-
-
Polyethylene Cap For NMR Test Tube
-
-
Polyethylene Cap For NMR Test Tube
-
-
Polyethylene Cap For NMR Test Tube
-
-
Polyethylene Cap For NMR Test Tube
-
-
5,5-Dimethyl-4-phenyl-l-pyrroline N -Oxide [4PDMPO]
-
-
N-(Dithiocarboxy)sarcosine Disodium Salt Dihydrate (DTCS Na)
-
-
N-(Dithiocarboxy)sarcosine Disodium Salt Dihydrate (DTCS Na)
-
-
5,5-Dimethyl-l-pyrroline N-Oxide
-
-
5,5-Dimethyl-l-pyrroline N-Oxide
-
-
Ammonium N,N-Diethyldithiocarbamate
-
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Magnesium Nitrate Solution(10mg Mg/ml 15% Nitric Acid Solution)
-
-
Nickel(II) Nitrate Solution (10mg Ni/ml 15% Nitric Acid Solution)
-
-
Palladium(II) Nitrate Solution
-
-
Sodium N,N-Diethyldithiocarbamate Trihydrate
-
-
Sodium N,N-Diethyldithiocarbamate Trihydrate
-
-
Palladium nitrate
-
-
Palladium nitrate
-
-
Ammonium nitrate
-
-
Ammonium Nitrate
-
-
Calcium nitrate
-
-
Calcium nitrate
-
-
Lanthanum nitrate
-
-
Lanthanum nitrate
-
-
Magnesium nitrate
-
-
Magnesium nitrate
-
-
Nickel nitrate
-
-
Nickel nitrate
-
-
Palladium nitrate
-
-
Palladium nitrate
-
-
Palladium nitrate
-
-
Palladium nitrate
-
-
Standard-Li 250ppm, K 10,000ppm & Na 1,000ppm in 2% HNO3
-
-
Standard-Al 100ppm, Ba 100ppm, B 100ppm, K 1,000ppm, Si 500ppm, Ag 50ppm & Na 10
-
-
Iron1 00ug/mL N 2-5% HNO3
-
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Molybdenum 2% NH4OH (v/v) 100ug/mL
-
-
Molybdenum 2% NH4OH (v/v) 10000ug/mL
-
-
Solution, Na2SiO3, H2O, 1000mg/l
-
-
Tungsten 2% NH4OH (v/v) 1000ug/mL
-
-
Tungsten 2% NH4OH (v/v) 10000ug/mL
-
-
Calibration Standard 10 Elements in Hydrochloric (tr. Nitric Acid)
-
-
Calibration Standard 10 Elements in Hydrochloric (tr. Nitric Acid)
-
-
Calibration Standard 16 Elements in Nitric Acid (tr. Hydrofluoric Acid)
-
-
Calibration Standard 4 Elements in Nitric Acid (tr. Hydrofluoric Acid)
-
-
Tuning Standard 9 Elements in Hydrochloric (tr. Nitric Acid)
-
-
Standard in 2% nitric acid
-
-
Stray Light Inorganic Cut-off filter (390nm)Sodium Nitrite
-
-
Stray Light Inorganic Cut-off filter (390nm) Sodium Nitrite
-
-
0.25 mg/L C NIST Sucrose Calibration Standard
-
-
0.5 mg/L C from NIST Sucrose Calibration Standard
-
-
0.75 mg/L C from NIST Sucrose Calibration Standard
-
-
Calibration Kit;Blank, 0.25 mg/L C NIST Sucrose, 0.5 mg/L C NIST Sucrose,0.75 mg/L C NIST Sucrose
-
-
Calibration Standard 0.25 mg/L C NIST Sucrose
-
-
Calibration Standard 0.25 mg/L C NIST Sucrose
-
-
Calibration Standard 0.25 mg/L C NIST Sucrose
-
-
Calibration Standard 0.25 mg/L C NIST Sucrose
-
-
Calibration Standard 0.5 mg/L C NIST Sucrose
-
-
Calibration Standard 0.5 mg/L C NIST Sucrose
-
-
Calibration Standard 0.5 mg/L C NIST Sucrose
-
-
Calibration Standard 0.5 mg/L C NIST Sucrose
-
-
Calibration Standard 0.75 mg/L C NIST Sucrose
-
-
Calibration Standard 0.75 mg/L C NIST Sucrose
-
-
Validation Kit for TOC contains a blank and 2 x 100mg/l C NIST KHP. 125mL Bottles
-
-
Validation Kit for TOC contains a blank and 2 x 10mg/l C NIST KHP. 125mL Bottles
-
-
Validation Kit for Wet Chemistry TOC contains 3 x blanks, 2 x 0.5mg/L C NIST KHP,1mg/L NIST KHP.
-
-
Calibration Kit;2 x blank,2 x 0.1 mg/L,2 x 0.25 mg/L, 2 x 0.5 mg/L,0.75 mg/L,1 mg/L C NIST KHP
-
-
Calibration Standard 0.75 mg/L C NIST Sucrose
-
-
Calibration Standard 0.75 mg/L C NIST Sucrose
-
-
Calibration Standard 0.25 mg/L C NIST Sucrose
-
-
Calibration Standard 0.5 mg/L C NIST Sucrose
-
-
Calibration Standard 1.25 mg/L C NIST Sucrose
-
-
Calibration Standard 1.25 mg/L C NIST Sucrose
-
-
Calibration Standard 0.1 mg/L C NIST KHP
-
-
Calibration Standard 0.25 mg/L C NIST KHP
-
-
Calibration Standard 0.25 mg/L C NIST KHP
-
-
Calibration Standard 0.25 mg/L C NIST KHP
-
-
Calibration Standard 0.25 mg/L C NIST KHP
-
-
Calibration Standard 0.5 mg/L C NIST KHP
-
-
Calibration Standard 0.5 mg/L C NIST KHP
-
-
Calibration Standard 0.5 mg/L C NIST KHP
-
-
Calibration Standard 0.5 mg/L C NIST KHP
-
-
Calibration Standard 0.5 mg/L C NIST KHP
-
-
Calibration Standard 0.75 mg/L C NIST KHP
-
-
Calibration Standard 1mg/L NIST KHP
-
-
Calibration Standard 1mg/L NIST KHP
-
-
Calibration Standard 1mg/L NIST KHP
-
-
Calibration Standard 1mg/L NIST KHP
-
-
Calibration Standard 1mg/L NIST KHP
-
-
Calibration Standard 5mg/L NIST KHP
-
-
Calibration Standard 5mg/L NIST KHP
-
-
Calibration Standard 10mg/L NIST KHP
-
-
Calibration Standard 10mg/L NIST KHP
-
-
Calibration Standard 25mg/L NIST KHP
-
-
Calibration Standard 25mg/L NIST KHP
-
-
Calibration Standard 50 mg/L C NIST KHP
-
-
Calibration Standard 50 mg/L C NIST KHP
-
-
Calibration Standard 1000 mg/L C NIST Sucrose
-
-
System Suitability USP Set;2 x H2O,0.5 mg/L C Sucrose,0.5 mg/L C,C6H4O2,0.25 mg/L C NIST Sucrose
-
-
Calibration Standard 0.25 mg/L C NIST Sucrose
-
-
Calibration Standard 0.5 mg/L C NIST Sucrose
-
-
Calibration Standard 0.75 mg/L C NIST Sucrose
-
-
Validation Set;2 x Blanks,0.25,0.5,0.75 mg/L C NIST Sucrose.
-
-
Calibration Kit;Blank, 0.25 mg/L C NIST Sucrose,0.5 mg/L C NIST Sucrose,0.75 mg/L C NIST Sucrose.
-
-
Validation Kit, 2 x Blanks and 0.5 mg/L C NIST Sucrose. 60ml Bottles
-
-
Validation Kit, Blank and 0.5 mg/L C NIST Sucrose. 60ml Bottles
-
-
Validation Kit, 2 x Blanks and 0.5 mg/L C NIST Sucrose. 60ml Bottles
-
-
TIC Standard 0.5mg/L as Na2CO3
-
-
TIC Standard 1.0mg/L as Na2CO3
-
-
TIC Standard 1.5mg/L as Na2CO3
-
-
TIC Standard 2mg/L as Na2CO3
-
-
TIC Standard 5mg/L as Na2CO3
-
-
TIC Standard 10mg/L as Na2CO3
-
-
TIC Standard 25mg/L as Na2CO3
-
-
TIC Standard 50mg/L as Na2CO3
-
-
TIC Standard 4mg/L as Na2CO3
-
-
TOC Standard 50mg/L C as Nicotinamide
-
-
TOC Standard 0.5mg/L C as Nicotinamide
-
-
Nitrate Nitrogen Standard Solution [NO3- (as N):1,000ppm]
-
-
Nitrite NaNO2 H2O 1000mg/L
-
-
Multi Element Standard in H2O / Tr HNO3 Na 200ppm K 10ppm Mg 2ppm
-
-
Fine Silicon Nitride Powder for Fine Ceramics (Direct Nitridation) I
-
-
Polystyrene Latex Nanoparticle, 120 nm
-
-
Fine Silicon Nitride Powder for Fine Ceramics (Direct Nitridation)II
-
-
Poly(ethylene glycol) Nonylphenyl Ether
-
-
High Nickel Alloy for EPMA
-
-
Reference Thin Film for Heat Diffusion Time Across a Thickness(Titanium Nitride Thinfilm/Synthetic Quartz Substrate)
-
-
Fine Silicon Nitride Powder for Fine Ceramics (Liquid InterfaClal Reaction)
-
-
Fe- Ni alloy Reference Material Set (Ni 5%, 10%, 20%, 40%, 60% )
-
-
O-(3,5,5-Trimethyl-l-hexyl) ninhydrin
-
-
O-(3,5,5-Trimethyl-l-hexyl) ninhydrin
-
-
O-(3,5,5-Trimethyl-l-hexyl) ninhydrin
-
-
Curcumin, Natural
-
-
Silver N, N-diethyldithiocarbamate
-
-
Silver N, N-diethyldithiocarbamate
-
-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-
-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-
-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-
-
CSK Standard Solution Nitrite
-
-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-
-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-
-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-
-
CSK Standard Solution Nitrite
-
-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-
-
CSK Standard Solution Nitrite
-
-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-
-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-
-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-
-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-
-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-
-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-
-
CSK Standard Solution Nitrite
-
-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-
-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-
-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-
-
N, N-Dimethylaceatamide
-
-
N, N-Dimethylaceatamide
-
-
N. N-Dimethylformamide
-
-
N. N-Dimethylformamide
-
-
Silver Nitrate, AgNO, 0.25M
-
-
Mercuric Nitrate 0.00705M
-
-
rac N-亚硝基降烟碱 (NNN) D4
-
-
8.5% v/v Ethanol/Water - nominal density 0.9883g/ml
-
-
10% v/v Ethanol/Water - nominal density 0.9865g/ml
-
-
11% v/v Ethanol/Water - nominal density 0.9853g/ml
-
-
12% v/v Ethanol/Water - nominal density 0.9891g/ml
-
-
13.5% v/v Ethanol/Water - nominal density 0.9824g/ml
-
-
14% v/v Ethanol/Water - nominal density 0.9868g/ml
-
-
16% v/v Ethanol/Water - nominal density 0.9795g/ml
-
-
20% v/v Ethanol/Water - nominal density 0.9753g/ml
-
-
Fehlings Solution No. 1
-
-
Fehlings Solution No. 2
-
-
Iodine N/64, 0.03125M
-
-
Electrode Filling Solution Double junction bridge sol; 10% w/v Potassium Nitrate
-
-
Sodium Hydroxide, NaOH, 2% w/v
-
-
酸性橙6 NaCl ( 工业级)
-
-
CSK栎准溶液硝酸盐(含3.05%NaCl, N:40.00ug atom/L)
-
-
CSK标准溶液硝酸盐(含3.05%NaCl, N:0.00ug atom/L)
-
-
CSK标准溶液硝酸盐(含3.05%NaCl, N:10.00ug atom/L)
-
-
浊度标准液Non Ratio 0.0 NTU
-
-
浊度标准液Non Ratio 0.0 NTU
-
-
浊度标准液Non Ratio 0.1 NTU
-
-
浊度标准液Non Ratio 0.1 NTU
-
-
浊度标准液Non Ratio 0.2 NTU
-
-
浊度标准液Non Ratio 0.2 NTU
-
-
浊度标准液Non Ratio 0.5 NTU
-
-
浊度标准液Non Ratio 0.5 NTU
-
-
浊度标准液Non Ratio 1000 NTU
-
-
浊度标准液Non Ratio 1000 NTU
-
-
浊度标准液Non Ratio 100 NTU
-
-
浊度标准液Non Ratio 100 NTU
-
-
浊度标准液Non Ratio 10 NTU
-
-
浊度标准液Non Ratio 10 NTU
-
-
浊度标准液Non Ratio 1 NTU
-
-
浊度标准液Non Ratio 1 NTU
-
-
浊度标准液Non Ratio 200 NTU
-
-
浊度标准液Non Ratio 200 NTU
-
-
浊度标准液Non Ratio 20 NTU
-
-
浊度标准液Non Ratio 20 NTU
-
-
浊度标准液Non Ratio 2 NTU
-
-
浊度标准液Non Ratio 2 NTU
-
-
浊度标准液Non Ratio 4000 NTU
-
-
浊度标准液Non Ratio 4000 NTU
-
-
浊度标准液Non Ratio 400 NTU
-
-
浊度标准液Non Ratio 400 NTU
-
-
浊度标准液Non Ratio 40 NTU
-
-
浊度标准液Non Ratio 40 NTU
-
-
浊度标准液Non Ratio 500 NTU
-
-
浊度标准液Non Ratio 500 NTU
-
-
浊度标准液Non Ratio 50 NTU
-
-
浊度标准液Non Ratio 50 NTU
-
-
浊度标准液Non Ratio 5 NTU
-
-
浊度标准液Non Ratio 5 NTU
-
-
浊度标准液Non Ratio 60 NTU
-
-
浊度标准液Non Ratio 60 NTU
-
-
浊度标准液Non Ratio 800 NTU
-
-
浊度标准液Non Ratio 800 NTU
-
-
浊度标准液Ratio 0.1 NTU
-
-
浊度标准液Ratio 0.1 NTU
-
-
浊度标准液Ratio 0.2 NTU
-
-
浊度标准液Ratio 0.2 NTU
-
-
浊度标准液Ratio 0.4 NTU
-
-
浊度标准液Ratio 0.4 NTU
-
-
浊度标准液Ratio 0.5 NTU
-
-
浊度标准液Ratio 0.5 NTU
-
-
浊度标准液Ratio 0.0 NTU
-
-
浊度标准液Ratio 0.0 NTU
-
-
浊度标准液Ratio 1000 NTU
-
-
浊度标准液Ratio 1000 NTU
-
-
浊度标准液Ratio 100 NTU
-
-
浊度标准液Ratio 100 NTU
-
-
浊度标准液Ratio 10 NTU
-
-
浊度标准液Ratio 10 NTU
-
-
浊度标准液Ratio 1 NTU
-
-
浊度标准液Ratio 1 NTU
-
-
浊度标准液Ratio 20 NTU
-
-
浊度标准液Ratio 20 NTU
-
-
浊度标准液Ratio 2 NTU
-
-
浊度标准液Ratio 2 NTU
-
-
浊度标准液Ratio 4000 NTU
-
-
浊度标准液Ratio 4000 NTU
-
-
浊度标准液Ratio 400 NTU
-
-
浊度标准液Ratio 400 NTU
-
-
浊度标准液Ratio 40 NTU
-
-
浊度标准液Ratio 40 NTU
-
-
浊度标准液Ratio 4 NTU
-
-
浊度标准液Ratio 4 NTU
-
-
浊度标准液Ratio 500 NTU
-
-
浊度标准液Ratio 500 NTU
-
-
浊度标准液Ratio 50 NTU
-
-
浊度标准液Ratio 50 NTU
-
-
浊度标准液Ratio 5 NTU
-
-
浊度标准液Ratio 5 NTU
-
-
浊度标准液Ratio 90 NTU
-
-
浊度标准液Ratio 90 NTU
-
-
Tergitol(R) NP-9 (NPE)
-
-
黄瓜专用杀菌剂 N28
-
-
Zwittergent 3-14,zwitterionic detergent, powder, N-Tetradecyl-N,N-dimethyl-3-ammonio-1-propane-sulfonate
-
-
湿润剂 NP-40,乙基苯基聚乙二醇
-
-
Purine Nucleoside Phosphorylase
-
-
N-乙基- N-(3-磺丙基)-3-甲氧基苯胺,钠盐,一水合物, CAS号 82611-88-9
-
-
铬黑T, Black T, CAS No. 1787-61-7
-
-
Eriochrome Blue Black R,铬蓝黑R | CAS No. 2538-85-4
-
-
曙红Y(醇溶) CAS No.:15086-94-9, Eosin Y alcohol solution
-
-
镍试剂 丁二酮肟 | CAS No.: 95-45-4
-
-
砷试剂 ;二乙基二硫代氨基甲酸银 | CAS No.:1470-61-7
-
-
铜试剂 ;二乙基二硫代氨基甲酸钠盐 | CAS No.: 20624-25-3
-
-
抗 2019-nCov N蛋白鼠单克隆抗体(包被)
-
-
抗 2019-nCov N蛋白鼠单克隆抗体(标记)
-
-
重组2019-nCoV N蛋白(全长)
-
-
2019-nCoV N蛋白抗体(包被、标记)
-
-
Cholesterol Oxidase,from Nocardia erythropolis, lyophilizate
-
-
Cholesterol Oxidase,from Nocardia erythropolis, solution
-
-
Glucose Oxidase (GOD), Grade I,from Aspergillus niger overproducer, lyophilizate
-
-
Glucose Oxidase (GOD), Grade II,from Aspergillus niger overproducer, lyophilizate
-
-
Glucose Oxidase (GOD), chemically modified,from Aspergillus niger overproducer, lyophilizate
-
-
Glucose Oxidase Amano NA
-
-
灭幼脲,10 ng/ul 于乙腈
-
-
氧氯丹,100 ng/ul 于环己烷
-
-
噻苯哒唑 NH D6
-
-
高效异丙甲草胺 NOA 413173
-
-
N,N-Dimethyldithiocarbamate nickel salt
-
-
USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
-
-
USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
-
-
USP Solution Barium Nitrate TS Conforms to USP 34
-
-
USP Solution Barium Nitrate TS Conforms to USP 34
-
-
USP Solution Bromate-Bromide Solution 0.100 Normal Conforms to USP 34
-
-
USP Solution Bromate-Bromide Solution 0.100 Normal Conforms to USP 34
-
-
USP Solution Hydrochloric Acid 1.00 Normal Conforms to USP 34
-
-
USP Solution Hydrochloric Acid 1.00 Normal Conforms to USP 34
-
-
USP Solution Iodine (Iodine-Iodide) 0.100 Normal Conforms to USP 34
-
-
USP Solution Iodine (Iodine-Iodide) 0.100 Normal Conforms to USP 34
-
-
USP Solution Neutral Red TS Conforms to USP 34
-
-
USP Solution Neutral Red TS Conforms to USP 34
-
-
USP Solution Perchloric Acid 0.100 Normal Conforms to USP 34
-
-
USP Solution Perchloric Acid 0.100 Normal Conforms to USP 34
-
-
USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
-
-
USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
-
-
USP Solution Silver Nitrate 0.100 Normal Conforms to USP 34
-
-
USP Solution Silver Nitrate 0.100 Normal Conforms to USP 36
-
-
USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
-
-
USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
-
-
USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
-
-
USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
-
-
USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
-
-
USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
-
-
European Pharmacopoeia Reagent Lanthanum Nitrate Solution
-
-
European Pharmacopoeia Reagent Naphtolbenzein Solution
-
-
European Pharmacopoeia Reagent Nile blue A Solution
-
-
European Pharmacopoeia Reagent Ninhydrin Solution
-
-
European Pharmacopoeia Reagent Ninhydrin Solution R1
-
-
European Pharmacopoeia Reagent Ninhydrin Solution R2
-
-
European Pharmacopoeia Reagent Nitric acid, dilute
-
-
European Pharmacopoeia Reagent Silver Nitrate Solution R1
-
-
European Pharmacopoeia Reagent Silver Nitrate Solution R2
-
-
European Pharmacopoeia Reagent 0.1M Ammonium and cerium Nitrate
-
-
European Pharmacopoeia Reagent 0.01M Ammonium and cerium Nitrate
-
-
European Pharmacopoeia Reagent 0.1M Lead Nitrate
-
-
European Pharmacopoeia Reagent 0.02M Mercuric Nitrate
-
-
European Pharmacopoeia Reagent 0.1M Silver Nitrate
-
-
European Pharmacopoeia Reagent 0.1M Sodium nitrite
-
-
European Pharmacopoeia Reagent 0.001M Silver Nitrate
-
-
European Pharmacopoeia Reagent Concentrate to make Ammonium Standard sol (100ppm NH4)
-
-
Concentrate to make Ammonium Standard Solution (1ppm NH4)
-
-
European Pharmacopoeia Reagent Concentrated to make Nickel Solution (10ppm Ni)
-
-
European Pharmacopoeia Reagent Concentrated to make Nitrate sol. (100ppm NO3)
-
-
European Pharmacopoeia Reagent conc. to make Nitrate Standard Solution (2ppm NO3)
-
-
European Pharmacopoeia Reagent Concentrated to make Sodium Standard sol (200ppm Na)
-
-
非饮用水-阴离子表面活性剂 (亚甲蓝活性物质,MBAs) 能力验证样品 NPW PT -MBAs
-
-
非饮用水-碱性和中性半挥发性有机物能力验证 样品 NPW PT -Base/Neutrals
-
-
Wakopak Navi C18-5硅胶柱(235-60531)
-
-
Wakopak Navi C18-5硅胶柱(231-60533)