Sodium Phosphate Dibasic ACS


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Sodium Phosphate Dibasic ACS, also known as disodium hydrogen phosphate, is a chemical compound with the molecular formula Na2HPO4. It is classified as an ACS (American Chemical Society) reagent, indicating high purity and adherence to specific standards for laboratory use.

This white, crystalline powder is highly soluble in water and has various applications in analytical chemistry, biochemistry, and research laboratories.

Sodium Phosphate Dibasic ACS is often employed as a buffering agent in chemical and biological processes due to its ability to maintain a stable pH environment.

Buffering Agent

Analytical Chemistry

Water Treatment

Research and Development

Description :  White granular powder
Assay : 98.0 – 100.5%
pH (2% water) : 8.7 – 9.3
Substances insoluble in water : Maximum 0.2%
Chloride (Cl : )Maximum 0.02%
Fluoride (F) : Maximum 0.001%
Sulphate (SO4) : Maximum 0.05%
Ammonium (NH4) : Maximum 0.002%
Heavy metals (as Pb) : Maximum 0.001%
Arsenic (As) : Maximum 0.0002%
Copper (Cu) : Maximum 0.0025%
Iron (Fe) : Maximum 0.002%
Lead (Pb) : Maximum 0.001%
Zinc (Zn) : Maximum 0.0025%
Loss on drying at 130°C : Maximum 5.0%

Cas Number: 7558-79-4

Einecs Number: 231-448-7

HS Code / Commodity Code: 28352200

Hazard Phrases: H0001



Additional information

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100g, 250g, 500g, 1Kg, 5Kg, 25Kg