溴甲酚綠 IND10g

溴甲酚綠 IND10g
Bromcresol green
CAS NO:76-60-8

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描述

Catalog No.XLIND76-60-8.0010

CAS No.76-60-8

Formula:C21H14O5Br4S

Capacity:10g

Specification
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pH transition range……………………………………3.8(yellow-green)~5.4(Blue)
Maximum absorption wavelength:……………………………………………………….
入1(pH3.8)……………………………………………………………………..440~445nm
入2(pH5.4)……………………………………………………………………..615~618nm
Mass absorption coefficient:……………………………………………………………….
α1(入1,pH3.8,dry sample)………………………………………..24~28L/(cm.g)
α2(入2,pH5.4,dry sample)………………………………………..53~58L/(cm.g)
Ethanol dissolved test ……………………………………………………………Pass test
Loss on drying………………………………………………………………………. ≤3.0%
Residue on ignition(as sulfate)…………………………………………………≤0.25%
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