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a-Naphthol extrapure 500GM
11005SG500841700217GT
Extrapure8417002
90-15-363615
C10H8OJuly 2020
144.17June 2025
Sr.No.TestResultSpecification
1DescriptionColourless to pale yellow when freshly crystallised. becomes pink to gray on storage.Colourless to pale yellow when freshly crystallised. becomes pink to gray on storage.
2SolubilityPassesSlightly soluble in water. Freely soluble in alcohol.
3Melting point96°C95° - 97°C
4Sulphated ash0.03%0.1% max
5Assay99.94%Min. 98.5%
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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