Sodium Lauryl Sulfoacetate
Time:2012-09-28 16:42:15,Count:0
Synthesis
Sulfoacetic acid reacts with lauryl alcohol, then obtain.
Quality Standards & Test Methods
1. Physical and chemical indexes
Item
Physical and chemical indexes
Solid
Actives, %, ≥
65.0
Insoluble materials in ethanol, %, ≤
12.0
Sodium chloride, %, ≤
15.0
Moisture, %, ≤
1.5
pH (25°C, 1%)
4.5 - 7.5
Test Methods
(1), Actives
GB/T 5173 Surface active agents and detergents-Determination of anionic-active matter by direct two-phase titration procedure
ISO 2271 Surface active agents -- Detergents -- Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
(2), Insoluble materials in ethanol
 
(3), Sodium chloride
GB/T 15963 Sodium lauryl sulfate
ISO 894 Surface active agents -- Technical sodium primary alkylsulphates -- Methods of analysis
(4), Moisture
GB/T 13173 Surface active agents - Detergents - Testing methods
(5), pH
GB/T 6368 Surface active agents - Determination of pH of aqueous solution - Potentiometric method
ISO 4316 Surface active agents -- Determination of pH of aqueous solutions -- Potentiometric method
2. Hazardous substances indexes
Item
Hazardous substances indexes
Solid
Heavy metals (as Pb), mg/Kg, ≤
20
As, mg/Kg, ≤
3