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Home › Divalent metal salts of 2-[N-N-di(carboxymethyl)amino]-3-cyano-4-carboxymethylthiophene-5-carbox ylic acid

Divalent metal salts of 2-[N-N-di(carboxymethyl)amino]-3-cyano-4-carboxymethylthiophene-5-carbox ylic acid

US Patent 5128367 · Granted Jul 7, 1992

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