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Sodium phosphate

Số CAS
7601-54-9
Khối lượng phân tử
Công thức phân tử / ký hiệu hóa học
Na3PO4

Mô tả

 

1, colorless to white crystal or crystalline powder, anhydrous or 1 to 12 molecules of water of crystallization, odorless.

2, soluble in water (28.3g/100mL), insoluble in ethanol. Deliquescent in dry air weathering, to generate sodium dihydrogen phosphate and sodium bicarbonate. In water and is almost completely decomposed to disodium hydrogen phosphate and sodium hydroxide, a 1% aqueous solution pH of 11.5 to 12.1.

 

 

Keywords: Phosphate



ỨNG DỤNG

Used as a water softener and detergent in chemical, textile, printing and dyeing, paper, power generation and other industries, boiler scale inhibitor, metal rust remover, juice purification agent, rubber latex coagulant, as well as fabric mercerizing enhancer .

Phiếu kiểm nghiệm

Name

sodium phosphate

CAS: 7601-54-9

Character

Colorless to white crystal or crystalline powder

Chemical formula

Na3PO4

Purity:

Test Item

Test results

Content /%

≥98

Clarity Test

Qualified

Free alkali /%

≤1.5

Chlorides (Cl) /%

≤0.005

Nitrogen compounds (as N) /%

≤0.002

Disodium salt /%

≤0.05

Sulfate (SO4) /%

≤0.01

Arsenic (As) /%

≤0.0003

Iron (Fe) /%

≤0.0005