good quality ! Caustic Soda

Details of Caustic Soda high purity good quality

NaOH Sodium Hydroxide 99%

1.Properties

Appearance: White Solid

Odor: Odorless

Boiling point: 1390°C

Melting point: 318°C

Other properties: Easy dissolves in water with heat release; Soluble in methyl and ethyl alcohol; Insoluble in ethyl; Not volatile, but it rises easily in air as aerosols;

2.Specification:

Industrial Grade
	Standards ( values)	Test results (datas)
Appearance	The main body is white with light, slightly yellow	The main body is white with light
Sodium Hydroxide, %	≥1.0% max	99.4
Sodium carbonate, %	≤1.3	0.27
Sodium chloride, %	≤2.7	0.010
Ferric oxide, %	≤0.008	0.001

 

Food Grade
	Index	Test result
Total alkali content(Counted with NaOH), %	98.0-100.5	99.7
Sodium carbonate(Na2CO3) content, %	≤2.0	0.4
Arshen (As) content, %	≤0.0003	< 0.0001
Heavy metals (Counted with Pb) content, %	≤0.0005	0.0005
Insolubles and organic impurities ,	Experiment passed	Experiment passed
Mercury(Hg) content, %	≤0.00001	< 0.00001

 

2.Uses:

Mainly used in synthetic detergent, textile, and paper, printing and dyeing, soap; also used vat dyes, solvent dyes can not be nitrogen; also be used for medicine, food, synthetic fibers, petroleum, military industry and so on.