Hóa chất Pyronine G (C.I. 45005) Merck 1075180025 (C17H19ClN2O, 25.25g) DEEP52 https://yeuhangduc.vn/
25,316,445₫
Mô tả
CAS #: 92-32-0
EC-No. : 202-147-8
Hill Formula: C17H19ClN2O
Molar Mass: 302,81 g/mol
Dye content (spectrophotometrically): ≥ 75 %
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λ max (ethanol 50 %): 546 - 551 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.003 g/l; ethanol 50 %): 2340 - 3160
TLC-Test: passes test
Loss on drying (110 °C): ≤ 10 %
Suitability for microscopy: passes test
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