[Standard]: GB/T4553-93

[Molecular formula]: as NaCl

[Molecular weight]: 84.99

[Properties]:

Item	I type			II type	Test method
	Premium grade	First grade	Salable product	Premium grade
as NaCl(dry) %	99.5	99.3	98.5	99.7	GB/T4553-93
moisture %	1.5	1.8	2.0	0.5	GB/T4553-93
water insoluble matter %	0.03	0.06	-	0.03	GB/T4553-93
chloride(as NaCl (dry) %	0.15	0.24	-	0.09	GB/T4553-93
NaNO2 (dry) %	0.01	0.02	0.15	0.01	GB/T4553-93
NaCO3 (dry) %	0.05	0.10	-	0.05	GB/T4553-93
Fe %	0.005		-	0.005	GB/T4553-93
bulky degree (4.75mm) %	90			90	GB/T4553-93

[Properties]: White tiny crystal (light grayor light yellow). density 2.27g/cm³, mp 308.

[Uses]: Used as burning rate accelerator , decolor agent, oxidant, nitrating agent and fertilizer.

[Packing & storage]: 50kg in woven bag lined with polythene bag , oxide, red symbol on package, avoid heat, wet, rub and knock.