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Guidance for Industry - Food and Drug Administration
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ICH Q4B Annex 1 Residue on ignition/sulphated ash - Scientific ...
Web28 Oct 2010 · ISO 3987:2010 describes a procedure for the determination of the mass percentage of sulfated ash from unused lubricating oils containing additives and from additive concentrates used in compounding. These additives usually contain one or more of the following metals: barium, calcium, magnesium, zinc, potassium, sodium and tin. The … Web29 Apr 2024 · The sulfated ash value- to measure the amount of residual substance not ignited from a sample when the sample is ignited in the presence of sulfuric acid. How do … Web5.3 DETERMINATION OF SULFATED ASH Use Method I unless otherwise directed. Method I Heat a platinum dish to redness for 10 minutes, allow to cool in a desiccator and … shark cute gif