Quality standard |
Properties |
White crystal powder |
Absorption coefficient |
605-639 |
Solution clarity and color |
Transparent and colorless |
Drying loss |
≤6.0% |
Burning residues |
≤0.1% |
Heavy metals |
≤10ppm |
Relative matters |
Qualified |
Guanine and other Relative matters |
Guanine ≤0.7%,Other Relative matters sum:≤1.0% |
Content |
98.0%-101.0% |
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