purpura bromokrezolowa, pure indicator grade
Dostawca: Thermo Fisher Scientific
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Uwaga
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Synonim:
5',5''-Dibromo-o-cresolsulphonphthalein, 3,3-Bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide
151330050
151330250
151331400
151330010
ACRO151330050EA
227
PLN
ACRO151330050
ACRO151330250
ACRO151331400
ACRO151330010
purpura bromokrezolowa, pure indicator grade
purpura bromokrezolowa
Formuła:
C₂₁H₁₆Br₂O₅S MW: 540.23 g/mol Temp. topnienia: 245 °C (temp. rozkładu) Temperatura przechowywania: Temperatura otoczenia |
Numer MDL:
MFCD00011681 Numer CAS: 115-40-2 Numer WE (dawny EINECS): 204-087-8 Klasyfikacja Merck : 13,01371 |
Wyniki testów specyfikacyjnych
Appearance | Light pink to pink-orange Powder |
Infrared spectrum | Conforms |
Solubility | (0.1 % in 50 % ethanol) Clear |
UV | (20 mg/l in methanol) Complies |
Visual transition interval | from pH 5.2 (yellow) to pH 6.8 (purple) |
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