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联系人 Mr. Kevin
NO46,chaoyang west road,xinpu district, Lianyungang, Jiangsu
| APPERANCE | White or yellowish crystal powder | Complies |
| IDENTIFICATION | The infrared absorption spectrum | Complies |
| The reaction of primary aromatid amines | Complies | |
| The tests of Sodium | Complies | |
| ASSAY(%) | *8.0%***1.0% | **0.0% (the dried substance) |
| CLARITY AND COLOR OF SOLUTION | No more coloured than Y4 | CLEAR,< Y4 |
| PH | *0.***1 | *0.5 |
| RELATED SUBSTANCES | 0.5% max | Complies |
| LOSS ON DRYING | 2.0% max | 0.*0% |
