甲基橙 (C.I. 13025), AnalaR NORMAPUR® ACS, Reag. Ph. Eur. indicator
供应商: VWR Chemicals
Synonyms:
橙黄 III, 4-[4-(二甲氨基)苯基偶氮基]苯磺酸, 酸性橙 52, 半日花素 B
VWRC86151.150EA
716
CNY
VWRC86151.150
VWRC86151.180
甲基橙 (C.I. 13025), AnalaR NORMAPUR® ACS, Reag. Ph. Eur. indicator
甲基橙
分子式:
C₁₄H₁₄N₃NaO₃S 分子量: 327.34 g/mol 沸点: 90 闪点: 38 |
MDL编号:
MFCD00007502 CAS号: 547-58-0 Merck Index: 13,06127 |
产品技术规格
Appearance of solution | Passes test |
pH range (pink to orange-yellow) | 3,2 - 4,4 |
Visual transition interval | Passes test |
Absorption maximum I1 (pH 3,1) | 501 - 504 nm |
Absorption maximum I2 (pH 4,4) | 467 - 471 nm |
Absorptivity (A1%, 1cm, I1, pH 3,1, on dried sample) | 1050 - 1150 |
Absorptivity (A1%, 1cm, I2, pH 4,4, on dried sample) | 750 - 850 |
Loss on drying (110 ºC) | Max. 5% |
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