Reagecon公司可以生产2，000多种受到认可的、有证书可以溯源的标准品、试剂和化学溶液；供应超过160，000来源全球生产商的实验室用耗材、仪器和设备。

Reagecon产品质量符合ISO17025、USP、EP和JP，客户遍布全球80多个国家。

 产品范围如下：

0.6960-3.1140g/ml @15℃

0.6619-3.1096 g/ml @20℃

0.6878-3.1043 g/ml @25℃

0.6752-3.0852 g/ml @40℃

0.6668-3.0721 g/ml @50℃

0.6582-1.0478 g/ml @60℃

0.6407-1.0302 g/ml @80℃

货号   Description                          描述                        包装规格
15℃ 下的密度标准液

DEN15010 Density Standard 0.6960g/ml @ 15°C 密度标准品 0.6960g/ml @ 15°C 100ml
DEN15020 Density Standard 0.7073g/ml @ 15°C 密度标准品 0.7073g/ml @ 15°C 100ml
DEN15030 Density Standard 0.7184g/ml @ 15°C 密度标准品 0.7184g/ml @ 15°C 100ml
DEN15040 Density Standard 0.7298g/ml @ 15°C 密度标准品 0.7298g/ml @ 15°C 100ml
DEN15050 Density Standard 0.7411g/ml @ 15°C 密度标准品 0.7411g/ml @ 15°C 100ml
DEN15060 Density Standard 0.7524g/ml @ 15°C 密度标准品 0.7524g/ml @ 15°C 100ml
DEN15070 Density Standard 0.7721g/ml @ 15°C 密度标准品 0.7721g/ml @ 15°C 100ml
DEN15080 Density Standard 0.7933g/ml @ 15°C 密度标准品 0.7933g/ml @ 15°C 100ml
DEN15090 Density Standard 0.8168g/ml @ 15°C 密度标准品 0.8168g/ml @ 15°C 100ml
DEN15100 Density Standard 0.8428g/ml @ 15°C 密度标准品 0.8428g/ml @ 15°C 100ml
DEN15110 Density Standard 0.8715g/ml @ 15°C 密度标准品 0.8715g/ml @ 15°C 100ml
DEN15120 Density Standard 0.9135g/ml @ 15°C 密度标准品 0.9135g/ml @ 15°C 100ml
DEN15130 Density Standard 0.9514g/ml @ 15°C 密度标准品 0.9514g/ml @ 15°C 100ml
DEN15140 Density Standard 1.0040g/ml @ 15°C 密度标准品 1.0040g/ml @ 15°C 100ml
DEN15150 Density Standard 1.0337g/ml @ 15°C 密度标准品 1.0337g/ml @ 15°C 100ml
DEN15160 Density Standard 1.0828g/ml @ 15°C 密度标准品 1.0828g/ml @ 15°C 100ml
DEN15170 Density Standard 1.1661g/ml @ 15°C 密度标准品 1.1661g/ml @ 15°C 100ml
DEN15180 Density Standard 1.2498g/ml @ 15°C 密度标准品 1.2498g/ml @ 15°C 100ml
DEN15190 Density Standard 1.3318g/ml @ 15°C 密度标准品 1.3318g/ml @ 15°C 100ml
DEN15200 Density Standard 1.4152g/ml @ 15°C 密度标准品 1.4152g/ml @ 15°C 100ml
DEN15210 Density Standard 1.5820g/ml @ 15°C 密度标准品 1.5820g/ml @ 15°C 100ml
DEN15220 Density Standard 1.7495g/ml @ 15°C 密度标准品 1.7495g/ml @ 15°C 100ml
DEN15230 Density Standard 1.9171g/ml @ 15°C 密度标准品 1.9171g/ml @ 15°C 100ml
DEN15240 Density Standard 2.0846g/ml @ 15°C 密度标准品 2.0846g/ml @ 15°C 100ml
DEN15250 Density Standard 2.2568g/ml @ 15°C 密度标准品 2.2568g/ml @ 15°C 100ml
DEN15260 Density Standard 2.4261g/ml @ 15°C 密度标准品 2.4261g/ml @ 15°C 100ml
DEN15270 Density Standard 2.6055g/ml @ 15°C 密度标准品 2.6055g/ml @ 15°C 100ml
DEN15280 Density Standard 2.7588g/ml @ 15°C 密度标准品 2.7588g/ml @ 15°C 100ml
DEN15290 Density Standard 2.9418g/ml @ 15°C 密度标准品 2.9418g/ml @ 15°C 100ml
DEN15300 Density Standard 3.114g/ml @ 15°C 密度标准品 3.114g/ml @ 15°C 100ml
20℃ 下的密度标准液

DEN20010 Density Standard 0.6919g/ml @ 20°C 密度标准品 0.6919g/ml @ 20°C 100ml
DEN20020 Density Standard 0.7033g/ml @ 20°C 密度标准品 0.7033g/ml @ 20°C 100ml
DEN20030 Density Standard 0.7148g/ml @ 20°C 密度标准品 0.7148g/ml @ 20°C 100ml
DEN20040 Density Standard 0.7261g/ml @ 20°C 密度标准品 0.7261g/ml @ 20°C 100ml
DEN20050 Density Standard 0.7374g/ml @ 20°C 密度标准品 0.7374g/ml @ 20°C 100ml
DEN20060 Density Standard 0.7488g/ml @ 20°C 密度标准品 0.7488g/ml @ 20°C 100ml
DEN20070 Density Standard 0.7683g/ml @ 20°C 密度标准品 0.7683g/ml @ 20°C 100ml
DEN20080 Density Standard 0.7893g/ml @ 20°C 密度标准品 0.7893g/ml @ 20°C 100ml
DEN20090 Density Standard 0.8126g/ml @ 20°C 密度标准品 0.8126g/ml @ 20°C 100ml
DEN20100 Density Standard 0.8384g/ml @ 20°C 密度标准品 0.8384g/ml @ 20°C 100ml
DEN20110 Density Standard 0.8668g/ml @ 20°C 密度标准品 0.8668g/ml @ 20°C 100ml
DEN20120 Density Standard 0.9098g/ml @ 20°C 密度标准品 0.9098g/ml @ 20°C 100ml
DEN20130 Density Standard 0.9476g/ml @ 20°C 密度标准品 0.9476g/ml @ 20°C 100ml
DEN20140 Density Standard 1.0005g/ml @ 20°C 密度标准品 1.0005g/ml @ 20°C 100ml
DEN20150 Density Standard 1.0301g/ml @ 20°C 密度标准品 1.0301g/ml @ 20°C 100ml
DEN20160 Density Standard 1.0792g/ml @ 20°C 密度标准品 1.0792g/ml @ 20°C 100ml
DEN20170 Density Standard 1.1651g/ml @ 20°C 密度标准品 1.1651g/ml @ 20°C 100ml
DEN20180 Density Standard 1.2486g/ml @ 20°C 密度标准品 1.2486g/ml @ 20°C 100ml
DEN20190 Density Standard 1.3304g/ml @ 20°C 密度标准品 1.3304g/ml @ 20°C 100ml
DEN20200 Density Standard 1.4136g/ml @ 20°C 密度标准品 1.4136g/ml @ 20°C 100ml
DEN20210 Density Standard 1.5799g/ml @ 20°C 密度标准品 1.5799g/ml @ 20°C 100ml
DEN20220 Density Standard 1.7470g/ml @ 20°C 密度标准品 1.7470g/ml @ 20°C 100ml
DEN20230 Density Standard 1.9141g/ml @ 20°C 密度标准品 1.9141g/ml @ 20°C 100ml
DEN20240 Density Standard 2.0812g/ml @ 20°C 密度标准品 2.0812g/ml @ 20°C 100ml
DEN20250 Density Standard 2.2531g/ml @ 20°C 密度标准品 2.2531g/ml @ 20°C 100ml
DEN20260 Density Standard 2.4219g/ml @ 20°C 密度标准品 2.4219g/ml @ 20°C 100ml
DEN20270 Density Standard 2.6011g/ml @ 20°C 密度标准品 2.6011g/ml @ 20°C 100ml
DEN20280 Density Standard 2.7542g/ml @ 20°C 密度标准品 2.7542g/ml @ 20°C 100ml
DEN20290 Density Standard 2.9370g/ml @ 20°C 密度标准品 2.9370g/ml @ 20°C 100ml
DEN20300 Density Standard 3.1096g/ml @ 20°C 密度标准品 3.1096g/ml @ 20°C 100ml
25℃ 下的密度标准液

DEN25010 Density Standard 0.6878g/ml @ 25°C 密度标准品 0.6878g/ml @ 25°C 100ml
DEN25020 Density Standard 0.6993g/ml @ 25°C 密度标准品 0.6993g/ml @ 25°C 100ml
DEN25030 Density Standard 0.7111g/ml @ 25°C 密度标准品 0.7111g/ml @ 25°C 100ml
DEN25040 Density Standard 0.7223g/ml @ 25°C 密度标准品 0.7223g/ml @ 25°C 100ml
DEN25050 Density Standard 0.7337g/ml @ 25°C 密度标准品 0.7337g/ml @ 25°C 100ml
DEN25060 Density Standard 0.7452g/ml @ 25°C 密度标准品 0.7452g/ml @ 25°C 100ml
DEN25070 Density Standard 0.7645g/ml @ 25°C 密度标准品 0.7645g/ml @ 25°C 100ml
DEN25080 Density Standard 0.7853g/ml @ 25°C 密度标准品 0.7853g/ml @ 25°C 100ml
DEN25090 Density Standard 0.8084g/ml @ 25°C 密度标准品 0.8084g/ml @ 25°C 100ml
DEN25100 Density Standard 0.8340g/ml @ 25°C 密度标准品 0.8340g/ml @ 25°C 100ml
DEN25110 Density Standard 0.8622g/ml @ 25°C 密度标准品 0.8622g/ml @ 25°C 100ml
DEN25120 Density Standard 0.9060g/ml @ 25°C 密度标准品 0.9060g/ml @ 25°C 100ml
DEN25130 Density Standard 0.9438g/ml @ 25°C 密度标准品 0.9438g/ml @ 25°C 100ml
DEN25140 Density Standard 0.9969g/ml @ 25°C 密度标准品 0.9969g/ml @ 25°C 100ml
DEN25150 Density Standard 1.0265g/ml @ 25°C 密度标准品 1.0265g/ml @ 25°C 100ml
DEN25160 Density Standard 1.0755g/ml @ 25°C 密度标准品 1.0755g/ml @ 25°C 100ml
DEN25170 Density Standard 1.1639g/ml @ 25°C 密度标准品 1.1639g/ml @ 25°C 100ml
DEN25180 Density Standard 1.2471g/ml @ 25°C 密度标准品 1.2471g/ml @ 25°C 100ml
DEN25190 Density Standard 1.3287g/ml @ 25°C 密度标准品 1.3287g/ml @ 25°C 100ml
DEN25200 Density Standard 1.4117g/ml @ 25°C 密度标准品 1.4117g/ml @ 25°C 100ml
DEN25210 Density Standard 1.5775g/ml @ 25°C 密度标准品 1.5775g/ml @ 25°C 100ml
DEN25220 Density Standard 1.7441g/ml @ 25°C 密度标准品 1.7441g/ml @ 25°C 100ml
DEN25230 Density Standard 1.9108g/ml @ 25°C 密度标准品 1.9108g/ml @ 25°C 100ml
DEN25240 Density Standard 2.0775g/ml @ 25°C 密度标准品 2.0775g/ml @ 25°C 100ml
DEN25250 Density Standard 2.2490g/ml @ 25°C 密度标准品 2.2490g/ml @ 25°C 100ml
DEN25260 Density Standard 2.4175g/ml @ 25°C 密度标准品 2.4175g/ml @ 25°C 100ml
DEN25270 Density Standard 2.5964g/ml @ 25°C 密度标准品 2.5964g/ml @ 25°C 100ml
DEN25280 Density Standard 2.7493g/ml @ 25°C 密度标准品 2.7493g/ml @ 25°C 100ml
DEN25290 Density Standard 2.9319g/ml @ 25°C 密度标准品 2.9319g/ml @ 25°C 100ml
DEN25300 Density Standard 3.1043g/ml @ 25°C 密度标准品 3.1043g/ml @ 25°C 100ml
40℃ 下的密度标准液

DEN40010 Density Standard 0.6752g/ml @ 40°C 密度标准品 0.6752g/ml @ 40°C 100ml
DEN40020 Density Standard 0.6872g/ml @ 40°C 密度标准品 0.6872g/ml @ 40°C 100ml
DEN40030 Density Standard 0.6997g/ml @ 40°C 密度标准品 0.6997g/ml @ 40°C 100ml
DEN40040 Density Standard 0.7109g/ml @ 40°C 密度标准品 0.7109g/ml @ 40°C 100ml
DEN40050 Density Standard 0.7226g/ml @ 40°C 密度标准品 0.7226g/ml @ 40°C 100ml
DEN40060 Density Standard 0.7343g/ml @ 40°C 密度标准品 0.7343g/ml @ 40°C 100ml
DEN40070 Density Standard 0.7531g/ml @ 40°C 密度标准品 0.7531g/ml @ 40°C 100ml
DEN40080 Density Standard 0.7733g/ml @ 40°C 密度标准品 0.7733g/ml @ 40°C 100ml
DEN40090 Density Standard 0.7958g/ml @ 40°C 密度标准品 0.7958g/ml @ 40°C 100ml
DEN40100 Density Standard 0.8207g/ml @ 40°C 密度标准品 0.8207g/ml @ 40°C 100ml
DEN40110 Density Standard 0.8482g/ml @ 40°C 密度标准品 0.8482g/ml @ 40°C 100ml
DEN40120 Density Standard 0.8945g/ml @ 40°C 密度标准品 0.8945g/ml @ 40°C 100ml
DEN40130 Density Standard 0.9323g/ml @ 40°C 密度标准品 0.9323g/ml @ 40°C 100ml
DEN40140 Density Standard 0.9857g/ml @ 40°C 密度标准品 0.9857g/ml @ 40°C 100ml
DEN40150 Density Standard 1.0152g/ml @ 40°C 密度标准品 1.0152g/ml @ 40°C 100ml
DEN40160 Density Standard 1.0642g/ml @ 40°C 密度标准品 1.0642g/ml @ 40°C 100ml
DEN40170 Density Standard 1.1581g/ml @ 40°C 密度标准品 1.1581g/ml @ 40°C 100ml
DEN40180 Density Standard 1.2408g/ml @ 40°C 密度标准品 1.2408g/ml @ 40°C 100ml
DEN40190 Density Standard 1.3217g/ml @ 40°C 密度标准品 1.3217g/ml @ 40°C 100ml
DEN40200 Density Standard 1.4039g/ml @ 40°C 密度标准品 1.4039g/ml @ 40°C 100ml
DEN40210 Density Standard 1.5685g/ml @ 40°C 密度标准品 1.5685g/ml @ 40°C 100ml
DEN40220 Density Standard 1.7339g/ml @ 40°C 密度标准品 1.7339g/ml @ 40°C 100ml
DEN40230 Density Standard 1.8994g/ml @ 40°C 密度标准品 1.8994g/ml @ 40°C 100ml
DEN40240 Density Standard 2.0649g/ml @ 40°C 密度标准品 2.0649g/ml @ 40°C 100ml
DEN40250 Density Standard 2.2352g/ml @ 40°C 密度标准品 2.2352g/ml @ 40°C 100ml
DEN40260 Density Standard 2.4028g/ml @ 40°C 密度标准品 2.4028g/ml @ 40°C 100ml
DEN40270 Density Standard 2.5807g/ml @ 40°C 密度标准品 2.5807g/ml @ 40°C 100ml
DEN40280 Density Standard 2.7329g/ml @ 40°C 密度标准品 2.7329g/ml @ 40°C 100ml
DEN40290 Density Standard 2.9132g/ml @ 40°C 密度标准品 2.9132g/ml @ 40°C 100ml
DEN40300 Density Standard 3.0852g/ml @ 40°C 密度标准品 3.0852g/ml @ 40°C 100ml
50℃ 下的密度标准液

DEN50010 Density Standard 0.6668g/ml @ 50°C 密度标准品 0.6668g/ml @ 50°C 100ml
DEN50020 Density Standard 0.6791g/ml @ 50°C 密度标准品 0.6791g/ml @ 50°C 100ml
DEN50030 Density Standard 0.6917g/ml @ 50°C 密度标准品 0.6917g/ml @ 50°C 100ml
DEN50040 Density Standard 0.7033g/ml @ 50°C 密度标准品 0.7033g/ml @ 50°C 100ml
DEN50050 Density Standard 0.7151g/ml @ 50°C 密度标准品 0.7151g/ml @ 50°C 100ml
DEN50060 Density Standard 0.7269g/ml @ 50°C 密度标准品 0.7269g/ml @ 50°C 100ml
DEN50070 Density Standard 0.7454g/ml @ 50°C 密度标准品 0.7454g/ml @ 50°C 100ml
DEN50080 Density Standard 0.7653g/ml @ 50°C 密度标准品 0.7653g/ml @ 50°C 100ml
DEN50090 Density Standard 0.7873g/ml @ 50°C 密度标准品 0.7873g/ml @ 50°C 100ml
DEN50100 Density Standard 0.8118g/ml @ 50°C 密度标准品 0.8118g/ml @ 50°C 100ml
DEN50110 Density Standard 0.8387g/ml @ 50°C 密度标准品 0.8387g/ml @ 50°C 100ml
DEN50120 Density Standard 0.8868g/ml @ 50°C 密度标准品 0.8868g/ml @ 50°C 100ml
DEN50130 Density Standard 0.9245g/ml @ 50°C 密度标准品 0.9245g/ml @ 50°C 100ml
DEN50140 Density Standard 0.9777g/ml @ 50°C 密度标准品 0.9777g/ml @ 50°C 100ml
DEN50150 Density Standard 1.0073g/ml @ 50°C 密度标准品 1.0073g/ml @ 50°C 100ml
DEN50160 Density Standard 1.0562g/ml @ 50°C 密度标准品 1.0562g/ml @ 50°C 100ml
DEN50170 Density Standard 1.1512g/ml @ 50°C 密度标准品 1.1512g/ml @ 50°C 100ml
DEN50180 Density Standard 1.2346g/ml @ 50°C 密度标准品 1.2346g/ml @ 50°C 100ml
DEN50190 Density Standard 1.3138g/ml @ 50°C 密度标准品 1.3138g/ml @ 50°C 100ml
DEN50200 Density Standard 1.3973g/ml @ 50°C 密度标准品 1.3973g/ml @ 50°C 100ml
DEN50210 Density Standard 1.5609g/ml @ 50°C 密度标准品 1.5609g/ml @ 50°C 100ml
DEN50220 Density Standard 1.7257g/ml @ 50°C 密度标准品 1.7257g/ml @ 50°C 100ml
DEN50230 Density Standard 1.8904g/ml @ 50°C 密度标准品 1.8904g/ml @ 50°C 100ml
DEN50240 Density Standard 2.0551g/ml @ 50°C 密度标准品 2.0551g/ml @ 50°C 100ml
DEN50250 Density Standard 2.2247g/ml @ 50°C 密度标准品 2.2247g/ml @ 50°C 100ml
DEN50260 Density Standard 2.3916g/ml @ 50°C 密度标准品 2.3916g/ml @ 50°C 100ml
DEN50270 Density Standard 2.5689g/ml @ 50°C 密度标准品 2.5689g/ml @ 50°C 100ml
DEN50280 Density Standard 2.7207g/ml @ 50°C 密度标准品 2.7207g/ml @ 50°C 100ml
DEN50290 Density Standard 2.9005g/ml @ 50°C 密度标准品 2.9005g/ml @ 50°C 100ml
DEN50300 Density Standard 3.0721g/ml @ 50°C 密度标准品 3.0721g/ml @ 50°C 100ml
60℃ 下的密度标准液

DEN60010 Density Standard 0.6582g/ml @ 60°C 密度标准品 0.6582g/ml @ 60°C 100ml
DEN60020 Density Standard 0.6708g/ml @ 60°C 密度标准品 0.6708g/ml @ 60°C 100ml
DEN60030 Density Standard 0.6835g/ml @ 60°C 密度标准品 0.6835g/ml @ 60°C 100ml
DEN60040 Density Standard 0.6955g/ml @ 60°C 密度标准品 0.6955g/ml @ 60°C 100ml
DEN60050 Density Standard 0.7076g/ml @ 60°C 密度标准品 0.7076g/ml @ 60°C 100ml
DEN60060 Density Standard 0.7196g/ml @ 60°C 密度标准品 0.7196g/ml @ 60°C 100ml
DEN60070 Density Standard 0.7376g/ml @ 60°C 密度标准品 0.7376g/ml @ 60°C 100ml
DEN60080 Density Standard 0.7572g/ml @ 60°C 密度标准品 0.7572g/ml @ 60°C 100ml
DEN60090 Density Standard 0.7788g/ml @ 60°C 密度标准品 0.7788g/ml @ 60°C 100ml
DEN60100 Density Standard 0.8027g/ml @ 60°C 密度标准品 0.8027g/ml @ 60°C 100ml
DEN60110 Density Standard 0.8292g/ml @ 60°C 密度标准品 0.8292g/ml @ 60°C 100ml
DEN60120 Density Standard 0.8790g/ml @ 60°C 密度标准品 0.8790g/ml @ 60°C 100ml
DEN60130 Density Standard 0.9166g/ml @ 60°C 密度标准品 0.9166g/ml @ 60°C 100ml
DEN60140 Density Standard 0.9695g/ml @ 60°C 密度标准品 0.9695g/ml @ 60°C 100ml
DEN60150 Density Standard 0.9990g/ml @ 60°C 密度标准品 0.9990g/ml @ 60°C 100ml
DEN60160 Density Standard 1.04785g/ml @ 60°C 密度标准品 1.04785g/ml @ 60°C 100ml
80℃ 下的密度标准液

DEN80010 Density Standard 0.6407g/ml @ 80°C 密度标准品 0.6407g/ml @ 80°C 100ml
DEN80020 Density Standard 0.6538g/ml @ 80°C 密度标准品 0.6538g/ml @ 80°C 100ml
DEN80030 Density Standard 0.6661g/ml @ 80°C 密度标准品 0.6661g/ml @ 80°C 100ml
DEN80040 Density Standard 0.6798g/ml @ 80°C 密度标准品 0.6798g/ml @ 80°C 100ml
DEN80050 Density Standard 0.6923g/ml @ 80°C 密度标准品 0.6923g/ml @ 80°C 100ml
DEN80060 Density Standard 0.7047g/ml @ 80°C 密度标准品 0.7047g/ml @ 80°C 100ml
DEN80070 Density Standard 0.7220g/ml @ 80°C 密度标准品 0.7220g/ml @ 80°C 100ml
DEN80080 Density Standard 0.7407g/ml @ 80°C 密度标准品 0.7407g/ml @ 80°C 100ml
DEN80090 Density Standard 0.7614g/ml @ 80°C 密度标准品 0.7614g/ml @ 80°C 100ml
DEN80100 Density Standard 0.7844g/ml @ 80°C 密度标准品 0.7844g/ml @ 80°C 100ml
DEN80110 Density Standard 0.8098g/ml @ 80°C 密度标准品 0.8098g/ml @ 80°C 100ml
DEN80120 Density Standard 0.8629g/ml @ 80°C 密度标准品 0.8629g/ml @ 80°C 100ml
DEN80130 Density Standard 0.9006g/ml @ 80°C 密度标准品 0.9006g/ml @ 80°C 100ml
DEN80140 Density Standard 0.9520g/ml @ 80°C 密度标准品 0.9520g/ml @ 80°C 100ml
DEN80150 Density Standard 0.9815g/ml @ 80°C 密度标准品 0.9815g/ml @ 80°C 100ml
DEN80160 Density Standard 1.0302g/ml @ 80°C 密度标准品 1.0302g/ml @ 80°C 100ml

相关产品：

1、溶出介质浓缩液----符合EP、USP和JP标准
2、总有机碳/无机碳(TOC/TIC) 标准液---符合USP或NIST标准
3、分光光度法标准液---符合NIST标准
4、渗透压标准液—符合EP标准
5、熔点标准液---单独包装、可溯源、有证书
6、农药标准液PESTICIDES ---符合EPA或EU标准
7、多环芳烃标准液 （PAHs）--符合EPA或EU标准
8、PHENOLS 酚类标准液—符合EPA或EU标准
9、挥发性有机化合物标准液（VOC）---符合EPA或EU标准
10、离子色谱标准液---利用ISO Guide 34 验证 
11、ICP-MS，ICP 标准液-用于光谱质量控制和校正 
12、糖度/折光率标准液
13、比色计专用标准液—符合ASTM和APHA标准方法 D1500，D6045和D1209
14、密度标准品液---符合ASTM标准，并且适用于所有品牌的仪器
15、最全面的电导率标准品---符合NIST标准，用ISO17025认可方法检测
16、pH缓冲液/标准液---最为齐全
17、化学需氧量(COD)校准用标准液
18、火焰光度法标准液
19、液相色谱专用洗脱缓冲液
20、浊度标准液
21、光度标准液