What is sodium pyrophosphate?

C A S / C A S NO.: 7722-88-5 (anhydrous Anhydrous); 13472-36-1 (Decahydrate)
Molecular weight: 265.90; 446.10
Executive Standard/Standard executed: HG/T 2968-2009
Appearance: white powder or crystal
Appearance: White powder or crystal.
Uses: additives for detergents, fine bleaching, water treatment agents and electroplating auxiliaries.
Usage:Mainly used as detergent, decolourant auxiliary, water treatment agent, electroplating auxiliary agent and so on.
Packing: 25kg, 50kg bag; container ton bag; customer requirements.
Package: 25kg, 50kg, 1000kg bags or according to customer’s demand.

Technical Specifications / Specification: HG/T 2968-2009

Main contents

Item	Industrial index Industrial Grade
	Na4P2O7	Na4P2O7·10H2O
Main contentsw/% ≥	96.5	98.0
Water insolublew/% ≤	0.15	0.10
pH value (10g/mL solution)	9.9~10.7
Ortho phosphate	pass