General Reference Standards-Product Catalog-Codow - Standard Substances & Chemical Reagent

Current 61 to 80 , Total 200 Items

c(C4H6O4)=1000 μg/mL

Standard solution of succinic acid

c(C4H6O4)=1000 μg/mL

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(C4H6O5)=1000 μg/mL

Standard malic acid solution

c(C4H6O5)=1000 μg/mL

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(C6H8O7)=1000 μg/mL

Citric acid solution

c(C6H8O7)=1000 μg/mL

$11.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(C8H6O4)=1000 μg/mL

Standard solution of phthalic acid

c(C8H6O4)=1000 μg/mL

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(C5H9NO4)=1000 μg/mL

Glutamic acid standard solution

c(C5H9NO4)=1000 μg/mL

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c[(NO3)-]=1000 μg/mL

Nitrate standard solution for impurity determination

c[(NO3)-]=1000 μg/mL

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(1/5KMnO4)=0.005 mol/L

Potassium permanganate standard solution

c(1/5KMnO4)=0.005 mol/L

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(C9H11NO3)=1.00 mg/mL(介质：盐酸溶液)

tyrosine standard solution

c(C9H11NO3)=1.00 mg/mL(介质：盐酸溶液)

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(Br-)=1000 μg/mL

Bromine ion standard solution

c(Br-)=1000 μg/mL

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
(C76H52O46)=2.04%(w/v)

Tannic acid solution

(C76H52O46)=2.04%(w/v)

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(Cu2+)=10 μg/mL

Copper ion standard solution

c(Cu2+)=10 μg/mL

$11.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(Se4+)=1000 μg/mL

Selenium standard solution

c(Se4+)=1000 μg/mL

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
2%

Casein solution

2%

$30.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
(K2CrO4)=10%(wt)

Potassium chromate solution

(K2CrO4)=10%(wt)

$22.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(KF)=50 g/L

Potassium fluoride standard solution

c(KF)=50 g/L

$22.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(EDTA-2Na)=0.27 mol/L,pH=6.3(25℃)

Ethylenediaminetetraacetic acid disodium standard solution

c(EDTA-2Na)=0.27 mol/L,pH=6.3(25℃)

$22.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(Mo6+)=1000 μg/mL

Reference material for molybdenum solution

c(Mo6+)=1000 μg/mL

$15.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c(W6+)=1000 μg/mL

Tungsten element solution reference material

c(W6+)=1000 μg/mL

$18.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c[(CH3)4NOH]=47.6 ppm

Tetramethylammonium hydroxide standard solution

c[(CH3)4NOH]=47.6 ppm

$22.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.
c[(CH3)4NOH]=23.8 ppm

Tetramethylammonium hydroxide standard solution

c[(CH3)4NOH]=23.8 ppm

$22.00

This product is produced according to relevant international or national standards and can be used for titration analysis, qualitative and quantitative analysis, etc. The product should be stored in a cool and ventilated place, sealed and kept, and should be used within the validity period as much as possible. To obtain the quality inspection report (COA) of this product, please log in to www.codow.com.cn to query and download.