Химикаты классифицированные по области применения не указанные в другом месте

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Dear Sir/Madam, Would you please quote the following items from Sigma: Product No. 90179-10ML-F, P26252-5G, 218332-50G, 418099-100ML and 00410-100ML. And these items from Supelco: Product No. 1095420007 (non-bleeding, colorimetric, pH range 4.0-7.0), and 1095430007 (non-bleeding, colorimetric, pH range 6.5-10.0) Looking forward to your reply. Thanks! Best Regards, Ruxin Li State Key Laboratory of Environmental and Biological Analysis, Hong Kong Baptist University, Room 901, 9/F, Oen Hall Building (West Wing), Ho Sin Hang Campus, 224 Waterloo Road, Kowloon, HKSAR