Caustic Soda

Solid caustic soda(ionic memebrance ,chemical fiber ,high-purity,food additives): Flake or pearl,Formular: NaOH ,Specific Gravity::2.12,Strong alkali, easy moisture absorption, strong corrosive to skin, clothing and so on, easy to absorb the carbon dioxide generated sodium carbonate in the air. when storaging,it must be dry, clean air, no pollution,packaging isolated from air.

Liquid caustic soda (ionic membrane, chemical fiber, high purity, food additives) is colorless transparent solution. strong corrosive.to the skin, the fabric, paper.

Item	SOLID CAUSTIC SODA
	I			II
	SUPERIOR	FIRST	QUALIFIED	SUPERIOR	FIRST	QUALIFIED
NaOH % ≥	99.0	98.5	98.0	72.0+/-2.0
Na2CO3 % ≤	0.5	0.80	1.00	0.3	0.5	0.8
NaCL % ≤	0.03	0.05	0.08	0.02	0.05	0.08
Fe2O3 % ≤	0.005	0.008	0.01	0.005	0.008	0.01

Item	LIQUID CAUSTIC SODA
	I				II
	SUPERIOR	FIRST		QUALIFIED	SUPERIOR	FIRST	QUALIFIED
NaOH % ≥	45				30
Na2CO3 % ≤	0.2	0.4	0.6		0.1	0..2	0.4
NaCL % ≤	0.02	0.03		0.05	0.005	0.008	0.01
Fe2O3 % ≤	0.002	0.003		0.005	0.0006	0.0008	0.001

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