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Phenolphthalein

品牌
Supelco
CAS
77-09-8
货号
1.07233
规格纯度
indicator ACS,Reag. Ph Eur
参考价格
805.03 *本价格含增值税费
促销
服务
  • 原厂保证
  • 包邮
  • 增值税票
数量
-+
产品名称:
77-09-8
Phenolphthalein
产品介绍:

产品说明

分析说明

Identity (UV/VIS-Spectrum): passes test
Appearance: White to yellowish white powder
Clarity of the alkoholic solution (10 g/l ethanol): passes test
Absorption maximum λmax. (buffer pH 9.8): 551 - 554 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; buffer pH 9.8; calculated on dried substance): 700 - 750
Transition range: pH 8.2 - pH 9.8 almost colorless - red-violet
Transition range (according to ACS): passes test
Transition interval (according Reag. Ph Eur): passes test
Loss on drying (105 °C): ≤ 1 %

基本信息

经验(实验)分子式C20H14O4
分子量318.32
MDL编号MFCD00005913
EC索引号201-004-7

产品性质

质量水平200
等级ACS reagent
agencyreag. Ph. Eur.
蒸汽压<0.00001 Pa ( 50 ℃)
缺失≤1% loss on drying, 105℃
visual transition interval8.2-9.8, colorless to red-violet
mp263.7 ℃
密度1.296 g/cm3 at 20 ℃
堆积密度350‑450 kg/m3
储存温度2-30℃
InChI1S/C20H14O4/c21-15-9-5-13(6-10-15)20(14-7-11-16(22)12-8-14)18-4-2-1-3-17(18)19(23)24-20/h1-12,21-22H
InChI keyKJFMBFZCATUALV-UHFFFAOYSA-N

安全信息

象形图GHS07GHS08
警示用语:Danger
危险声明H315 - H341 - H350 - H361f
预防措施声明P202 - P264 - P280 - P302 + P352 - P308 + P313 - P332 + P313
危险分类Carc. 1B - Muta. 2 - Repr. 2 - Skin Irrit. 2
储存分类代码6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable

SUPELCO

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