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18212-23-2 suppliers list
Company Name: J & K SCIENTIFIC LTD.  
Tel: 010-82848833 400-666-7788
Website: http://www.jkchemical.com
Company Name: Tianjin heowns Biochemical Technology Co., Ltd.  
Tel: 400-6387771-6039 18920564737
Website: www.heowns.com
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