Wine Analysis: Vinikit Reagents
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°ü¸®ÀÚ [2018-08-30 13:01:00]
Á¶È¸¼ö 428
Kjeldahl Catalyst (Cu-Se) (1,5% CuSO4.5H2O + 2% Se) powder
1000g
solid / COMPOSITION:
Potassium Sulphate: 96.5%
Copper(II) Sulphate 5-hydrate: 1.5%
Selenium: 2%
Suitability for determination of nitrogen: passes test