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PYROGALLOL RED AR

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SYNONYMS :  PYROGALLOLSULFONEPHTHALEIN
 
Article No. 05515
Grade AR
Purity
CAS No. 32638-88-3
Molecular Formula C19H12O8S
Molecular Weight 400.04
H.S. Code 2934.9990
Shelf Life 5 Years

 
Metal (pM) Indicator
 
Specifications
Appearance Green to brown colored powder
Absorption maxima in pyridine/water 540 - 546 nm
Absorptivity (1cm, λmax.) Min 850
Loss on drying (at 135 deg C)
Max 5%
Residue on ignition (as SO4) Max 1%
Packings
00001    1 g
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500ml
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Safety Information and Hazard Symbols
Safety Statement: 22-24/25
 
Revision Date : 14-Dec-2013
 
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