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GB/T 3921 Standard SoapBACK

Product Information :
GB/T 3921 Standard Soap, box of 500g.Free alkali(Na2CO3): ≤ 0.3%
Free alkali(NaOH) : ≤ 0.1%
Total fatty material: 800-850g/kg
Mixed fatty freezing point: ≤ 30℃
Lodine value: ≤ 50
Non-fluorescent agents, whitening agents and coloring matter.