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Wenzhou Opal Chemical Industry Co., Ltd. - opalchem.com
Manufacturer of cimetidine intermediates series, 4-methyl imidazole, pyruvaldehyde (methyl glyoxal), and pyruvate
imidazole 4-methylimidazole pyruvic aldehyde dimethyl acetal 1-methylimidazole 2-methylimidazole 2-dimethylimidazole pyruvaldehyde methyl glyoxal cimetidine 4-methyl-5-imidazolemethanol hydrochloride omeprazole glycerol formal furaneol antiulcer epoxy resin tagamet gastroenteric pharmaceutical intermediates opalchem
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