General Standard Solution-Product Catalog-Codow - Standard Substances & Chemical Reagent

Current 1 to 20 , Total 200 Items

c(NO3-N)=2 mg/L

Nitrate standard solution

c(NO3-N)=2 mg/L

$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(CH4O3S)=25 mmol/L

Methanesulfonic acid Standard Solution

c(CH4O3S)=25 mmol/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(NO₃⁻)=1 mg/mL, HPLC

Nitrate standard solution

c(NO₃⁻)=1 mg/mL, HPLC

$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.
(C6H6O)=7%(wt)

Phenol standard solution

(C6H6O)=7%(wt)

$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.
c(C6H8O6)=0.1 mol/L

Vitamin C standard solution

c(C6H8O6)=0.1 mol/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(1/6K2Cr2O7)=0.08 mol/L

Potassium dichromate standard solution

c(1/6K2Cr2O7)=0.08 mol/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)=0.015 mol/L

Ethylenediaminetetraacetic acid disodium titration solution

c(EDTA-2Na)=0.015 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(C5H8O2)=0.4%(wt)

Acetyl acetone solution

c(C5H8O2)=0.4%(wt)

$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(KOH)=5 mol/L

Potassium hydroxide-water solution

c(KOH)=5 mol/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(NO2-)=5.0 μg/mL

Nitrite standard solution for impurity determination

c(NO2-)=5.0 μg/mL

$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.
c(Si4+)=10 μg/mL

Silicon standard solution

c(Si4+)=10 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.
pH=4.02(25℃)

Acidic solution

pH=4.02(25℃)

$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.
c(Na2S2O3)=100 g/L

Sodium thiosulfate solution

c(Na2S2O3)=100 g/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(AgNO3)=0.809 mol/L

Silver nitrate standard solution

c(AgNO3)=0.809 mol/L

$375.00

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.
75 mS/cm(25℃)

Conductivity standard solution

75 mS/cm(25℃)

$45.00

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(AgNO3)=1.7 g/L

Silver nitrate solution

c(AgNO3)=1.7 g/L

$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.
DNS Reagent

$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(AgNO3)=5 g/L

Silver nitrate standard solution

c(AgNO3)=5 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.
+430 mV ±15 mV(25℃)(溶剂：0.5 mol/L硫酸)

ORP standard solution

+430 mV ±15 mV(25℃)(溶剂：0.5 mol/L硫酸)

$70.00

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(NaOH)=0.1667 mol/L

Sodium hydroxide standard solution

c(NaOH)=0.1667 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.