Allantoin 97-59-6
1. Appearance: White crystalline powder
2. Content: 99-101%
3. Heavy metals: ≤ 1 ppm
4.PH：5-6
5. Dry weight loss (%): ≤ 1.0
6. Burning residue (%): ≤ 0.1
Allantoin 97-59-6
1. Appearance: White crystalline powder
2. Content: 99-101%
3. Heavy metals: ≤ 1 ppm
4.PH：5-6
5. Dry weight loss (%): ≤ 1.0
6. Burning residue (%): ≤ 0.1
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