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Email jkinfo@jkchemical.com
Tel +86-400-002-6226 +86-13028896684;
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Tel 803 788-9494 All other calls
Email sales@matrixscientific.com
Tel 44 161 406 0505
Email sales@apolloscientific.co.uk
Tel 402 434 2775
Email sales@riekemetals.com
