Vitrine de WONDERFUL

Lundi 15 octobre 2007

Molecular formula: C19H16N5NaO7S3 Molecular weight: 545.53 Structural formula: Quality specification :Standard In the enterprise ( Reference import veterinary medicine quality specification ) Project Quality specification Actual target Character Kind of white to yellow crystalline...

Lundi 15 octobre 2007

Molecular formula: C17H19N5 Molecular weight: 293.4 Structural formula: Quality specification :Standard In the enterprise Project Quality specification Actual target Character White or faint yellow crystal Kind of white crystal Melting point 81 ￡- 82??c 81 ￡- 82??c Dry...