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Purity :99%
diethyl (4-isopropyl-3,5-dimethoxybenzyl)phosphonate 443982-76-1
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Good quality high purity苯膦酸 1571-33-1 Phenylphosphonic acid
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High purity 3-氯吡啶-4-羧酸 3-Chloroisonicotinic Acid 88912-27-0
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purity 99% 2-Chloro-5-(trifluoromethyl)-4-iodopyridine 505084-55-9
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Purity :99%
