Appearance and Properties

colorless, transparent or white microstrip yellow diamond crystal, taste,

slightly bitter flavor, easy deliquescence.

Relative Density

2.26

Melting point

306.8°C

Concentration

Industrial grade level ≥ 99.2%

Solubility

soluble in water, liquid ammonia, slightly soluble in ethanol, glycerol

Usage

a flux, oxidizing agents,bleaching agents, defoamers, clarifying agents and

oxidative flux,hair color agent,aluminum alloy heat treatment agent, the industrial metal cleaning agent and preparation of

ferrous metals blue agent,agriculture as fertilizer.

Pack

25kg woven bag

Delivery

within 20 days after the receipt of the deposit

ITEM

result

Best quality

First quality

Qualified quality

result

Content of sodium nitrate

(calculated by dry base) %

≥99

≥98.5

≥98

99.2

Content of sodium nitrite

(calculated by dry base) %

≤0.8

≤1.0

≤1.9

0.87

Content of chloride(NaCl)

(calculated by dry base) %

≤0.10

≤0.17

—

0.06

Content of insolubles in water(calculated by dry base) %

≤0.05

≤0.06

≤0.10

0.017

Content of carbonate

(calculated by dry base) %

Moisture %

≤1.4

≤2.0

≤2.5

1.1

Content of iron (Fe) %

≤0.005

—

—

0.001

Apperance of product

White fine crystal with slightly yellowish

Package and Trade mark

By woven plastic bag outer , and white plastic bag inner

Result

FIRST QUALITY

Remark