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A detailed chemical analysis of the affected tablets showed they contain higher than normal levels of methane sulfonic acid ethyl ester.
Tests on batches of the drug Viracept, whose generic name is nelfinavir, revealed higher than normal quantities of methane sulfonic acid ethyl ester.
Tests on batches of the drug, whose generic name is nelfinavir, revealed higher than normal quantities of methane sulfonic acid ethyl ester.
Plating processes and tap water rinse cycles are known to introduce harmful ionic contaminants such as sulfate, chloride and methane sulfonic acid (MSA).
a leading supplier of MSA to the electronics industry, has introduced E-PURE MSA(R) Electrolyte, a high purity methane sulfonic acid specifically targeted to address factors that affect performance in the plating market.
The derivatives used were the hydrochloric acid, sulfuric acid, stearic acid, p-toluenesulfonic acid, and methane sulfonic acid salts and the methyl iodide quaternary ammonium salt.
Conclusion When examining the cause of the residues on the capacitors, we found that the post-plating rinses after the barrel plating process using methane sulfonic acid (MSA) as the primary plating chemistry were not neutralized or uniformly rinsed.
The company's expertise in thiochemistry includes methane sulfonic acid (MSA) as a 70% solution or anhydrous grade, methane sulfonyl chloride (MSC), methane sulfonamide (MSAM), and the ability to produce higher derivatives such as ethane, propane and butane sulfonic acids and chlorides.