| 海藻酸钠质量标准 Quality
Standard for Sodium Alginate |
| |
印染用
For
printing and dyingSC/T3401-1985 |
纺织抽纱用
For
textile SC/T3402-1985 |
食品添加剂
Food additives GB1976-1980 |
| 粒度 Size |
40目90%通过或根据客户要求
40mesh 90% pass or as
per requirement |
10目100%通过或根据客户要求
10 mesh 100%
pass or as per
requirement |
根据合同要求
As per requirement |
| 粘度 Viscosity
(mPa.s) |
根据客户要求
As per requirement |
150-250 |
≥150或根据客户要求
150 min.or as per requirement |
| 水分 Moisture(%) |
≤15.0 |
≤15.0 |
≤15.0 |
| PH值 PH Value |
6.0-7.5 |
6.0-7.5 |
6.0-8.0 |
| 含钙量 Calcium
content(%) |
≤0.3 |
≤0.4 |
/ |
| 硫酸灰分 Sulphated ash(%) |
/ |
/ |
30-37 |
水不溶物 Water unsolvable(%) |
≤0.6 |
≤1.0 |
≤0.3 |
| 透明度 Transparency(cm) |
/ |
/ |
符合规定 Qualified |
|
重金属 Heavy metals(%) |
/ |
/ |
≤0.004 |
| 砷盐 As(%) |
/ |
/ |
≤0.0002 |
| 铅 Pb(%) |
/ |
/ |
≤0.0004 |
| 游离氯 Free chlorine |
不得检出 None |
|
/ |
粘度下降率 Viscosity
declining rate(%) |
≤20 |
≤30 |
/ |