|
Appearance |
White or yellowish |
|
Spec.(NET) |
Thickness 3mm±1mm |
|
Ingredient |
Alginate |
|
Product size |
5x5cm;10x10cm;10x12.5cm;10x20cm;2x30cm;2g; |
|
Weight |
0.26g-0.4g;1.28g-1.87g;2.2g-3.2g;2g±0.3g |
|
Residue on ignition |
Legacy residue should be 18.0~24.0% |
|
Loss on drying |
Drying at 105 deg.c to constant weight, lose weight less than or 25% |
|
Liquid absorbent |
8 times liquid absorbent should be greater than own weight |
|
PH |
5.0~7.5 |
|
The content of heavy metals |
Heavy metal content is less than 20ppm |
|
The fluorescent compounds |
365nm under ultraviolet light,there should be no strong blue fluorescence |