-

-
ATP发光检测试剂盒 采用生物发光(bioluminescent)法,依据荧光素酶(luciferase)催化底物荧光素的转化,利用ATP的能量,发射出光子。萤火虫荧光素酶(Firefly luciferase)催化的发光反应,与ATP浓度具有很好的线性依赖关系和极高的敏感性,ATP的检测灵敏度达到10-13 mol。[查看]
-
http://cxbio.com/Article/985_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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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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层析柱是凝胶层析技术中的主体,一般用玻璃管或有机玻璃管。层析柱的直径大小不影响分离度,样品用量大,可加大柱的直径,一般制备用凝胶柱,直径大于2厘米,但在加样时应将样品均匀分布于凝胶柱床面上。此外,直径加大,洗脱液体体积增大,样品稀释度大。分离度取决于柱高,为分离不同组分,凝胶柱床必须有适宜的高度,分离度与柱高的平方根相关,但由于软凝胶柱过高挤压变形阻塞,一般不超过1米。分族分离时用短柱,一般凝胶柱长20-30厘米,柱高与直径的比较5:1─10:1,凝胶床体积为样品溶液体积的4-10倍。 分级分离时柱高与直径之线为2[查看]
-
http://cxbio.com/Article/971_1.html
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1. Sulfonylureas
Glipizide
CASN: 29094-61-9
Formula: C21H27N5O4S
Molecular Weight: 445.54
EINECS: 249-427-6
Gliclazide
CASN: 21187-98-4
Formula: C15H21N3O3S
Molecular Weight: 323.41
EINECS: 244-260-5
?
Glibornuride
CASN: 26944-48-...[查看]
-
http://cxbio.com/Article/956_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]
-
http://cxbio.com/Article/955_1.html
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氯丙醇是国际公认的食品污染物,包括单氯取代的3-氯-1,2-丙二醇(3-MCPD)和2-氯-1,3-丙二醇(2-MCPD)以及双氯取代的1,3-二氯-2-丙醇(1,3-DCP)和2,3-氯-1-丙醇(2,3-DCP)。其主要污染来源于酸水解植物蛋白(HVP)以及食用油的精制中的副产品。[查看]
-
http://cxbio.com/Article/949_1.html
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和光(WAKO)的低聚果糖套装(货号:295-73401),由蔗果三糖,蔗果四糖和蔗果五糖三种标准品组成,每种250mg小瓶装。适用于食品和饮料中低聚果糖成分分析。[查看]
-
http://cxbio.com/Article/879_1.html
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原发性肝癌(PHC)是我国常见的恶性肿瘤之一,是一种恶性程度高、进展快、预后差、侵袭性强的恶性肿瘤,其死亡率在消化系统恶性肿瘤中列第3位,仅次于胃癌和食管癌。早诊断、早治疗,是延长生存期、降低死亡率的关键。甲胎蛋白(AFP)是诊断PHC的重要指标,但30%~40%的PHC患者AFP阴性,因此寻找更特异、敏感的肿瘤标志物和诊断方法是研究肝癌的重要课题。[查看]
-
http://cxbio.com/Article/873_1.html
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AAS-微波消解石墨炉原子吸收法测定药用空心胶囊中的铬含量
摘要:参考2010年《中国药典》,以硝酸钯为基体改进剂,采用微波消解石墨炉原子吸收法测定了胶囊中的铬含量,结果表明,在0~10 μg/L范围内线性关系良好,相关系数r=0.9999,方法检出限为0.16μg/L,加标回收率在91.07%~92.35%之间,该方法可满足药用空心胶囊中微量铬元素的测定。
关键词: 胶囊 铬 2010 药典 原子吸收 石墨炉
胶囊和片剂用明胶为动物(包括鱼和家禽)胶原蛋白不完全酸水解(A型)、碱水解(B型)[查看]
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http://cxbio.com/Article/842_1.html
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Micro 17R Plus; Micro 17TR; Micro 17R; HM150 IV; Micro 12; PCR Fuge
A1.5M-12
12x1.5/2.0ml
13,000rpm
10,581 x g
[查看]
-
http://cxbio.com/Article/740_1.html
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-
High Speed高速离心机 Supra 30K 25K 22K; Continent R; Mega 21R 17R
(1) Supra 30K ; Supra 25K
技术参数
Supra 30K
Supra 25K[查看]
-
http://cxbio.com/Article/739_1.html
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Mini掌上型离心机C1301,这款小型离心机的特点是离心过程中样品能迅速从管盖和管壁上流下,无挂壁现象。[查看]
-
http://cxbio.com/Article/732_1.html
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随着世界经济的稳步增长,玩具产品的消费需求日渐扩大。全球市场中,中国制造的玩具一直处于主导地位,拥有国际玩具产品70%的市场份额,年出口玩具总额超过170亿美元;与此同时,基于健康与安全的初衷,人们越来越关注玩具安全对儿童的影响,美国,欧盟,中国,日本不断有关儿童产品安全的新法规产生,如:欧盟玩具安全标准EN71、美国玩具安全标准ASTMF963、美国消费品安全改进法CPSIA、国家强制性标准GB 6675-2003《国家玩具安全技术规范》、日本玩具安全标准ST2002, 并且不断加以更新、细化。
中国作为全[查看]
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http://cxbio.com/Article/721_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 年分别达到了 52 、 157 、 409 篇, 2003 年已经达到2984 篇,相信在不久的将来会有更多的文章发表。针对实时 PCR 这一热点领域,我们对它进行了深入细致的研究,并且及时地[查看]
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http://cxbio.com/Article/696_1.html
-

-
Blood group H antigen pentaose type 1-Nacetyl-Spacer 3-Biotin
-

-
Gb5-N-Acetyl-spacer 3-Biotin
-

-
Labnet Orbit 300多功能数字螺旋混合仪, S2030-300-B-230V
-

-
人三叶肽3 , Trefoil Factor 3 Human ELISA
-

-
抗聚乙二醇单克隆抗体 3F12-1
-

-
葡聚糖 3
-

-
N'-Nitrosopentyl-( 3-picolyl)amine
-

-
Potassium Iodide 3.0N 3.0M
-

-
Potassium Iodide 3.0N 3.0M
-

-
Conductivity Standard 3 MicrosiemeuS/cm @25℃
-

-
Conductivity Standard 300 MicrosiemeuS/cm @25℃
-

-
Conductivity Standard 300,000 MicrosiemeuS/cm @25℃
-

-
Conductivity Standard 3000 MicrosiemeuS/cm @25℃
-

-
Conductivity Standard 350,000 MicrosiemeuS/cm @25℃
-

-
Conductivity Standard 3000 microsiemeuS/cm @25℃
-

-
Aquamicron(R) Titrant SS 3mg (Karl Fischer Reagent SS)
-

-
Aquamicron(R) Titrant SS-Z 3mg (Karl Fischer Reagent SS-Z)
-

-
Total Base Number TBN Standard: 3.0 mg/g KOH
-

-
Total Base Number TBN Standard: 30 mg/g KOH
-

-
2-(4-Carboxyphenyl)-4,4,5,5-tetramethylimidazoline-1-oxyl 3-Oxyde,Sodium Salt (Carboxy-PTIO)
-

-
Tellurium in 30% HCl (Teflon) 10,000ug/mL
-

-
Calibration Standard 3 Elements in 2% HNO3 tr. F-
-

-
Calibration Standard 3 Elements in HCl
-

-
Calibration Standard 3 Elements according to Test Method 200.7
-

-
Interference Standard 3 Elements in 20% HCl
-

-
Internal Standard Mix 3 in 7% HNO3
-

-
Tuning Standard 3 Elements in 1% HNO3 0.5% HCl
-

-
ICP Multi-Element Standard, 3 Elements
-

-
Silver, Small Granular, 425 - 850um(20 - 35mesh)
-

-
Validation Kit for Wet Chemistry TOC contains 3 x blanks, 2 x 0.5mg/L C NIST KHP,1mg/L NIST KHP.
-

-
TOC/TIC Calibration Set 3 point Carbon Verification Set
-

-
TOC Standard Set (4 x USP System Suitability Sets Delivered at 3 monthly intervals)
-

-
TOC Total Organic Carbon Standard 30ppm
-

-
TOC/TIC Mixed Standard 30mg/l Organic Carbon, 8mg/l Inorganic Carbon
-

-
Multianion Standard Solution 3
-

-
Fe-Cr alloy Reference Material Set (Cr 5%, 15%, 20%, 30%, 40% )
-

-
Density Standard 3.114ug/mL @15°C
-

-
Density Standard 3.109ug/mL @20℃
-

-
Density Standard 3.104ug/mL @25℃
-

-
Density Standard 3.085ug/mL @40°C
-

-
Density Standard 3.072ug/mL @50°C
-

-
Sucrose (Brix) Standard 30% ICUMSA
-

-
Sucrose (Brix) Standard Stabilised 30%-1.381149
-

-
Sucrose (Brix) Standard Stabilised 30%-1.381149
-

-
Sucrose (Brix) Standard 35% ICUMSA
-

-
Sucrose (Brix) Standard Stabilised 35%-1.390322
-

-
Sucrose (Brix) Standard Stabilised 35%-1.390322
-

-
Osmolality Standard 300mOsm/Kg H2O
-

-
Osmolality Standard 3000mOsm/Kg H2O
-

-
Osmolality Standard Protein Based 320mOsm/Kg H2O
-

-
Osmolality Standard Urine Based 300mOsm/Kg H2O
-

-
n-Octadecyl 3-(3',5'-Di-t-butyl-4'-hydroxyphenyl)propionate Standard
-

-
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 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 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 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 nitrate (contains 3.05% NaCl)
-

-
Mobile Phase Buffer pH 3 - Monobasic Potassium Phosphate
-

-
Mobile Phase Buffer pH 3 - Monobasic Potassium Phosphate
-

-
Mobile Phase Buffer pH 3.5 - Monobasic Sodium Phosphate
-

-
Mobile Phase Buffer pH 3.5 - Monobasic Sodium Phosphate
-

-
Acid Content High Acid Range 3.0M to 10M
-

-
Base Content Medium Base Range 1.0M to 3.0M
-

-
Brix Medium Sucrose (Brix) Range 20% to 34%
-

-
Brix High Sucrose (Brix) Range 35% to 60%
-

-
Osmolality Low Osmolality Range 50mOsm/kg to 350mOsm/kg
-

-
Osmolality Medium Osmolality Range 351mOsm/kg to 999mOsm/kg
-

-
Osmolality High Osmolality Range 1,000mOsm/kg to 3,000mOsm/kg
-

-
Ammonium Phosphate 30% w/v
-

-
Hydrogen Peroxide 3% w/v
-

-
Hydrogen Peroxide 3% w/v
-

-
Potassium Iodide solution 30% w/v
-

-
Boric Acid 3.3% Solution
-

-
Kjeldahl Reagent 30% w/w (40% w/v) Sodium Hydroxide
-

-
Kjeldahl Reagent 30% w/w (40% w/v) Sodium Hydroxide
-

-
Pigment Violet 3
-

-
葡聚糖D-3 (mw 3000) , Dextran 3 (货号:124003)
-

-
葡聚糖D-5 (mw 5000) , Dextran 3 (货号:124005)
-

-
3,5-二氯-2-羟基苯磺酸钠|54970-72-8|DHBS|Sodium 3,5-chloro-6-hydroxybenzenesulfonate
-

-
Zwittergent 3-14,zwitterionic detergent, powder, N-Tetradecyl-N,N-dimethyl-3-ammonio-1-propane-sulfonate
-

-
Protocatechuate 3,4-dioxygenase
-

-
Cholesterol Esterase Amano 3
-

-
Lactate Dehydrogenase Amano 3
-

-
Malate Dehydrogenase Amano 3
-

-
鲁米诺 3-氨基邻苯二甲酰肼
-

-
3,5-二氯-2-羟基苯磺酸钠 | Sodium 3,5-chloro-6-hydroxybenzenesulfonate | 54970-72-8
-

-
异硫氰酸荧光素酯, 5-FITC 5-Isothiocyanato fluorescein, CAS号 3326-32-7
-

-
荧光胺, Fluorescamine, CAS号 38183-12-9
-

-
伊文思蓝, Evans Blue,CAS号 314-13-6
-

-
丽春红 2R, Ponceau 2R, 3761-53-3
-

-
Bilirubin Oxidase Amano 3
-

-
Ascorbate Oxidase Amano 3
-

-
Peroxidase Amano 3
-

-
高效异丙甲草胺 CGA 357704
-

-
高效异丙甲草胺 CGA 368208
-

-
高效异丙甲草胺 CGA 37735
-

-
农药混标 32
-

-
农药混标 34
-

-
有机氯杀虫剂混标 3
-

-
农药混标 32
-

-
农药混标 34
-

-
农药混标 36
-

-
农药混标 323
-

-
含氯农药混标 3
-

-
有机氯杀虫剂混标 3
-

-
USP Solution Acetate Buffer TS Conforms to USP 34
-

-
USP Solution Acetate Buffer TS Conforms to USP 34
-

-
USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
-

-
USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
-

-
USP Solution Acetic Acid-Ammonium Acetate Buffer TS Conforms to USP 34
-

-
USP Solution Acetic Acid-Ammonium Acetate Buffer TS Conforms to USP 34
-

-
USP Solution Ammonia-Ammonium Chloride Buffer TS Conforms to USP 34
-

-
USP Solution Ammonia-Ammonium Chloride Buffer TS Conforms to USP 34
-

-
USP Solution Ammoniacal Potassium Ferricyanide TS Conforms to USP 34
-

-
USP Solution Ammoniacal Potassium Ferricyanide TS Conforms to USP 34
-

-
USP Solution Ammonium Carbonate TS Conforms to USP 34
-

-
USP Solution Ammonium Carbonate TS Conforms to USP 34
-

-
USP Solution Ammonium Chloride TS Conforms to USP 34
-

-
USP Solution Ammonium Chloride TS Conforms to USP 34
-

-
USP Solution Ammonium Chloride-Ammonium Hydroxide TS Conforms to USP 34
-

-
USP Solution Ammonium Chloride-Ammonium Hydroxide TS Conforms to USP 34
-

-
USP Solution Ammonium Thiocyanate TS Conforms to USP 34
-

-
USP Solution Ammonium Thiocyanate TS Conforms to USP 34
-

-
USP Solution Barium Chloride TS/RS Conforms to USP 34
-

-
USP Solution Barium Chloride TS/RS 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 Bromocresol Green TS Conforms to USP 34
-

-
USP Solution Bromocresol Green TS Conforms to USP 34
-

-
USP Solution Bromocresol Purple TS Conforms to USP 34
-

-
USP Solution Bromocresol Purple TS Conforms to USP 34
-

-
USP Solution Bromophenol Blue TS Conforms to USP 34
-

-
USP Solution Bromophenol Blue TS Conforms to USP 34
-

-
USP Solution Bromothymol Blue TS Conforms to USP 34
-

-
USP Solution Bromothymol Blue TS Conforms to USP 34
-

-
USP Solution Calcium Sulfate TS Conforms to USP 34
-

-
USP Solution Calcium Sulfate TS Conforms to USP 34
-

-
USP Solution Congo Red TS Conforms to USP 34
-

-
USP Solution Congo Red TS Conforms to USP 34
-

-
USP Solution Cupric Acetate TS Conforms to USP 34
-

-
USP Solution Cupric Acetate TS Conforms to USP 34
-

-
USP Solution Cupric Citrate TS Conforms to USP 34
-

-
USP Solution Cupric Citrate TS Conforms to USP 34
-

-
USP Solution Cupric Sulfate TS Conforms to USP 34
-

-
USP Solution Cupric Sulfate TS Conforms to USP 34
-

-
USP Solution Dichlorofluorescein TS Conforms to USP 34
-

-
USP Solution Dichlorofluorescein TS Conforms to USP 34
-

-
USP Solution Edetate DiSodium TS Conforms to USP 34
-

-
USP Solution Edetate DiSodium TS Conforms to USP 34
-

-
USP Solution Ferric Ammonium Sulfate TS Conforms to USP 34
-

-
USP Solution Ferric Ammonium Sulfate TS Conforms to USP 34
-

-
USP Solution Ferric Chloride TS Conforms to USP 34
-

-
USP Solution Ferric Chloride TS Conforms to USP 34
-

-
USP Solution Glycerin Base TS Conforms to USP 34
-

-
USP Solution Glycerin Base TS 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 Lead Acetate TS Conforms to USP 34
-

-
USP Solution Lead Acetate TS Conforms to USP 34
-

-
USP Solution Mercuric Chloride TS Conforms to USP 34
-

-
USP Solution Mercuric Chloride TS Conforms to USP 34
-

-
USP Solution Methyl Orange Indicator Conforms to USP 36
-

-
USP Solution Methyl Orange Indicator Conforms to USP 34
-

-
USP Solution Methyl Red TS 2 Conforms to USP 34
-

-
USP Solution Methyl Red TS 2 Conforms to USP 34
-

-
USP Solution Methyl Red-Methylene Blue Soln Conforms to USP 34
-

-
USP Solution Methyl Red-Methylene Blue Soln Conforms to USP 34
-

-
USP Solution Methylene Blue TS Conforms to USP 34
-

-
USP Solution Methylene Blue TS Conforms to USP 34
-

-
USP Solution Neutral Red TS Conforms to USP 34
-

-
USP Solution Neutral Red TS Conforms to USP 34
-

-
USP Solution Oxalic Acid TS Conforms to USP 34
-

-
USP Solution Oxalic Acid 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 Phenol Red TS Conforms to USP 34
-

-
USP Solution Phenol Red TS Conforms to USP 34
-

-
USP Solution Phenolphthalein TS/RS Conforms to USP 34
-

-
USP Solution Phenolphthalein TS/RS Conforms to USP 34
-

-
USP Solution Phloroglucinol TS Conforms to USP 34
-

-
USP Solution Phloroglucinol TS Conforms to USP 34
-

-
USP Solution Phosphotungstic Acid TS Conforms to USP 34
-

-
USP Solution Phosphotungstic Acid TS Conforms to USP 34
-

-
USP Solution Potassium Acetate TS Conforms to USP 34
-

-
USP Solution Potassium Acetate TS Conforms to USP 34
-

-
USP Solution Potassium Carbonate TS Conforms to USP 34
-

-
USP Solution Potassium Carbonate TS Conforms to USP 34
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USP Solution Potassium Iodide TS Conforms to USP 34
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USP Solution Potassium Iodide TS Conforms to USP 34
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USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
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USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
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USP Solution Potassium Sulfate TS Conforms to USP 34
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USP Solution Potassium Sulfate TS Conforms to USP 34
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USP Solution Resorcinol TS Conforms to USP 34
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USP Solution Resorcinol TS Conforms to USP 34
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USP Solution Silver Nitrate 0.100 Normal Conforms to USP 34
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USP Solution Silver Nitrate 0.100 Normal Conforms to USP 36
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USP Solution Sodium Acetate TS Conforms to USP 34
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USP Solution Sodium Acetate TS Conforms to USP 34
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USP Solution Sodium Chloride Conforms to USP 34
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USP Solution Sodium Chloride Conforms to USP 34
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USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
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USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
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USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
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USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
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USP Solution Sulfanilic Acid TS Conforms to USP 34
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USP Solution Sulfanilic Acid TS Conforms to USP 34
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USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
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USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
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USP Solution Thymol Blue TS/RS Conforms to USP 34
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USP Solution Thymol Blue TS/RS Conforms to USP 36
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USP Solution Zinc Sulfate 0.0500 Molar Conforms to USP 34
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USP Solution Zinc Sulfate 0.0500 Molar Conforms to USP 34
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USP Solution Diluted Alcohol (50/50 Alcohol Water) Conforms to USP 34
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USP Solution Diluted Alcohol (50/50 Alcohol Water) Conforms to USP 34
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USP Solution Ammonia (Ammonium Hydroxide) TS Conforms to USP 34
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USP Solution Ammonia (Ammonium Hydroxide) TS Conforms to USP 34
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USP Solution Methyl Red TS Conforms to USP 34
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USP Solution Methyl Red TS Conforms to USP 34
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European Pharmacopoeia Reagent 3M Hydrochloric Acid
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European Pharmacopeoia Phosphate Buffer Solution pH 3.5
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Androsterone 3-acetate,certified