methylová červeň, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. C.I. 13020
Dodavatel: VWR Chemicals
86159.150EA
1460
CZK
86159.150
86159.180
methylová červeň, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. C.I. 13020
methylová červeň
Vzorec:
C₁₅H₁₅N₃O₂ |
MDL Number:
MFCD00002425 CAS číslo: 493-52-7 |
Výsledky specifikačního testu
pH range (red-violet to brownish-yellow) | 4,5 - 6,2 |
Absorption maximum λ1 (pH 4,5) | 523 - 526 nm |
Absorption maximum λ2 (pH 6,2) | 427 - 437 nm |
Absorptivity (A1%/1 cm; λ1; pH 4,5 on dried sample) | 1380 - 1480 |
Absorptivity (A1%/1 cm; λ2; pH 6,2 on dried sample) | 700 - 800 |
Transition range acc. ACS | Passes test |
Loss on drying (110 ºC) | ≤ 5% |
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