General Reference Standards
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Home/Product Catalog/General Reference Standards
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1,10-phenanthroline solution
(C12H8N2·H2O)=0.1%(m/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.
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Aluminum solution
10 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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Potassium nitrate standard solution
c(KNO3)=2000 mg/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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Potassium hydroxide standard solution
c(KOH)=500 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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Sodium hydroxide standard solution
c(NaOH)=500 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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EDTA solution
c(EDTA)=0.025 N
$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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Hydroxylamine hydrochloride solution
c(NH2OH·HCl)=0.1 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.
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Silicate standard solution
c[(SiO3)2-]=1600 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.
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Silicate standard solution
c[(SiO3)2-]=200 μg/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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Sulfate ion standard solution
c[(SO4)2-]=10 mg/L
$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.
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Sulfate ion standard solution
c[(SO4)2-]=200 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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Sulfate ion standard solution
c[(SO4)2-]=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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Sulfate ion standard solution
c[(SO4)2-]=20 mg/L
$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.
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Aluminum trichloride hexahydrate solution
(AlCl3·6H2O)=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.
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Sodium bisulfite Standard solution
c(NaHSO3)=0.025 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.
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Ethylenediaminetetraacetic acid disodium titration solution
ρ(EDTA)=4 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.
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Zinc chloride standard solution
(ZnCl2)=15%(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 sulfate standard solution
(Na2SO4)=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.
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Calcium chloride standard solution
(CaCl2)=12%(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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Standard solution of magnesium chloride
(MgCl2)=8%(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.








![Silicate standard solution c[(SiO3)2-]=1600 μg/mL](https://img.mroall.com//images/goods/codow/small_2827921_3193701.png)
![Silicate standard solution c[(SiO3)2-]=200 μg/mL](https://img.mroall.com//images/goods/codow/small_2827920_3193700.png)
![Sulfate ion standard solution c[(SO4)2-]=10 mg/L](https://img.mroall.com//images/goods/codow/small_2827919_3193698.png)
![Sulfate ion standard solution c[(SO4)2-]=200 mg/L](https://img.mroall.com//images/goods/codow/small_2827918_3193695.png)
![Sulfate ion standard solution c[(SO4)2-]=100 mg/L](https://img.mroall.com//images/goods/codow/small_2827917_3193694.png)
![Sulfate ion standard solution c[(SO4)2-]=20 mg/L](https://img.mroall.com//images/goods/codow/small_2827916_3193693.png)







