Reagents, Solvents and Catalysts for Organic Synthesis
395464
°ü¸®ÀÚ [2021-03-19 20:37:47]
Á¶È¸¼ö 353
Solution A for turbidity primary standard
250ml
COMPOSITION:
Hydrazinium Sulphate: 1.0 g
Water (s.q.m): 100.0 ml
Assay (as NH2-NH2, H2SO4) (w/v): 0.95 - 1.05 %