Knowledge
Ethyl Acetate EP vs NF/USP: Grade Comparison
How the two pharmacopoeial routes differ in tests, limits and paperwork, and how one lot can serve both.
Technical
2026-10-27
Sasol lists Ethyl Acetate EP at 99.80% mass purity, and the rest of the data page comes from the Ph. Eur. monograph rather than a solvent specification.
Two identity checks frame the numbers: relative density 0.898–0.902 at 20 °C and refractive index 1.370–1.373 at the same temperature. Both are stated tests, not inferences.
The impurity limits are water 0.1% max, residue on evaporation 30 ppm max and related substances 0.2% max in total.
Acidity and the sulphuric acid colour test read as pass or fail against the EP method. Where a result sits near a numeric limit, the method named on the certificate is the one that decides.
Related Product
Ph. Eur. limits at 99.80% mass for European pharmacopoeial work.
More Reading
Knowledge
How the two pharmacopoeial routes differ in tests, limits and paperwork, and how one lot can serve both.
Commercial
Regional availability, the cost of stock versus transfer, and the lead time documents add to an EP order.
Contact
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Kristy Chen
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