General Reference Standards
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Home/Product Catalog/General Reference Standards
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Artificial sea water
盐度=34.5%(wt)
$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.
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Turbidity standard liquid
6 NTU
$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.
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Turbidity standard liquid
18 NTU
$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.
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Potassium chloride standard solution
c(KCl)=341 g/L
$Enquiry
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.
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Ammonium chloride standard solution
c(NH4Cl)=30 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.
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Potassium sulfate standard solution
c(K2SO4)=1 mg/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.
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Sodium chloride standard solution
c(NaCl)=1 mg/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.
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sodium nitrite solution
(NaNO2)=4%(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.
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Sodium persulfate solution
c(Na2O8S2)=1 mol/L
$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.
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CODMn standard solution
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.
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Nitric acid standard solution
c(HNO3)=0.32 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.
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Potassium chromate test solution(ChP)
c(K2CrO4)=50 g/L(含硝酸银)
$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.
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Electrolyte 1
c(KI)=0.5 g/L
$Enquiry
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.
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Nitrogen standard solution
c(NH4+-N)=10 g/L
$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.
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Standard solution of sodium nitrite
c(NaNO2)=0.05 mg/mL
$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.
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Aminosulfonic acid solution
c(H3NO3S)=10 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.
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Standard solution of trichloroacetic acid
c(CCl3COOH)=1000 mg/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.
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Standard hard water solution
c(Ca2+)=2400 mg/L,c(Mg2+)=1500 mg/L
$112.00
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.
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Hormone 6-BA
100 mg/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.
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Hormone NAA
100 mg/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.









































