SODIUM PYROPHOSPHATE ANH.97.5% TECH.GB

SODIUM PYROPHOSPHATE ANHYDROUS

FORMULA: Na₄P₂O₇

M. W.: 265.90

CAS NO.: 7722-88-5

GRADE: TECH GRADE

DESCRIPTION: WHITE CRYSTALINE POWDER. RELATIVE DENSITY IS 2.534. MELTING POINT IS 890℃. EASY DISSOLVE IN WATER, BUT NOT DISSOLVE IN ALCOHOL. THE WATER SOLUTION OF IT IS OF ALKALINITY.

SPECIFICATIONS:

Na₄P₂O₇(DRY BASE)	97.5% MIN.
WATER INSOLUBLES	0.20% MAX.
PH VALUE (1% WATER SOLUTION)	9.9-10.7
P₂O₅	51.5% MIN.
FINENESS	90
PHOSPHATE	ACCORD DEMANDS OF TEST

USES: IT IS WIDELY USED AS ASSISTANT DETERGENT, AND IN PAPER BLEACHING, WOOL DEGRASING, AND ELECTROPLATING INDUSTRIES. IT IS ALSO USED AS BUTTER, EMULSIFYING AGENT, NUTRIENT AND QUALITY-IMPROVING AGENT IN FOOD INDUSTRY, ETC.

PACKING: P.P. BAG, 25 KG/50 KG/BAG.