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Isobutyric acid (25)CAS RN:79-31-2
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Zhengzhou Yibang Industry & Commerce Co.,Ltd.Telephone:+86-371-66777261;66760611
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Jiujiang Jinbang Chemical Technology Co., LtdTelephone:0576-88708516
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Shanxi GuangYi Biotechnology Co., Ltd.Telephone:Mr. Wang: +86-15990601811
Mr. Zheng: +86-15958689858 -
Penta Manufacturing CompanyTelephone:+1-973-740-2300
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Eastman Chemical CompanyTelephone:+(65) 6831-3100
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Oxford Chemicals LimitedTelephone:+44 (0) 1429 863555
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Celanese CorporationTelephone:+1-972-443-4000
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Penta Manufacturing Co. / Div. of Penta International Corp.Telephone:(973)740-2300
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ULTIMA GROUPTelephone:91-22-28631178, 28625328,28090224
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Elan Chemical Company Inc.Telephone:(973)344-8014