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ionic membrane caustic soda

i. physical properties

clear, colorless, thick liquid

ii. quality index

item	model and specifications
	hl
	i		iii
	index by grade
	superior	first class		superior	first class
sodium hydroxide (naoh), % ≥	45.0			30.0
sodium carbonate (na₂co₃), % ≤	0.1	0.2		0.04	0.06
sodium chloride (nacl), % ≤	0.008	0.01		0.004	0.007
ferric oxide (fe₂o₃ ), % ≤	0.0008	0.0018		0.0003	0.0005
sodium chlorate (naclo₃), % ≤	0.002	0.003		0.001	0.002
calcium oxide (cao), % ≤	0.0003	0.0008		0.0001	0.0005
aluminum oxide (al₂o₃), % ≤	0.001	0.002		0.0004	0.0006
silica (sio₂), % ≤	0.002	0.003		0.0015	0.003
sodium sulfate (as na₂co₄), % ≤	0.002	0.004		0.001	0.002

iii. uses

papermaking, printing and dyeing, textiles, pharmaceuticals, fine chemicals, light textiles, foodstuff, and other industries.

iv. packaging

products should be transported in a tankers specifically designed for liquid sodium hydroxide or in storage tanks. containers should not be contaminated and the outer packaging should contain clearly visible product information and an indication that it is "corrosive".

v. storage and transport

tank train cars and tank trucks can be used, and sudden shocks or acid exposure should be avoided.

media inquiry

tel:0452-6200521

tel:0452-6200788