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O-Cresolphthalein extrapure 25GM
10494SG025287250217DS
Extrapure2872502
596-27-053743
C22H18O4April 2019
346.39March 2024
Sr.No.TestResultSpecification
1DescriptionWhite to tan powder.White to tan powder.
2SolubilityPassesInsoluble in water, soluble in alcohol.
3Melting point224°C219°C-225°C
4pH transition range(pH 8.2-9.8)Compliescolourless to violet red.
5Absorption, L max566nm566nm&381nm (in 0.1N NaOH)
6Loss on drying,110°C0.08%4%max
Remarks: THE CAPTIONED BATCH MATERIAL COMPLIES WITH THE PRESCRIBED QUALITY OF THE ABOVE SPECIFICATION.
FINAR provides this analytical report in good faith and to the best of its knowledge. It should not be substituted for the users own raw material quality control.
Tested By
(Chemist - Quality Control)
Approved By
(Head - Quality Control)
Computer Generated Report - Does not require Signature.
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