Sodium dodecyl sulfate (SDS) Toothpaste Grade (powder)
Grade 1 95% food grade
Grade2&Grade3 93%
Data Item | SLS Tooth grade |
Grade1 | Grade2 | Grade3 |
appearance | White/light yellow powder or needle |
Active matter，%≥ | 95.0 | 93.0 | 93.0 |
Soluble petroleum ether，%≤ | 1.2 | 1.2 | 1.2 |
Inorganic salt，%≤ | Naso4 | 2.5 | 3.2 | 4.0 |
Sodium chloride | 0.15 | 0.15 | 0.15 |
water，%≤ | 2.0 | 2.0 | 3.0 |
PH (1% water solution) | 8-9.3 | 8-9.3 | 8-10 |
whiteness（wb），≥ | 90 |
foaming capacoty/mm，≥ | 180 |
Heavy metal（Pb）/（mg/Kg），≤ | 15 |
arsenic（As）/（mg/Kg），≤ | 3 |
TVC/(CFU/g)，≤ | 100 |
molds and yeast/(CFU/g)，≤ | 100 |
fecal cocliforms/g | NO |
PA/g | NO |
Staphylococcal aureus/g | NO |
