Where can I buy high-purity RNase-free deionized formamide for nucleic acid denaturing electrophoresis, molecular hybridization, and sequencing in molecular biology? Seeking legitimate channels for 1 box. #51

Unit laboratory research procurement requires deionized formamide, high purity, RNase-free, for nucleic acid denaturing electrophoresis, molecular hybridization, and sequencing in molecular biology (100 uses). Requirements: domestic premium grade, domestic brand acceptable. This procurement is for 1 box, to be used for research experiments. Requires complete qualifications, COA and quality inspection report available. In the Guiyang area, on-site pickup or express delivery with freight collect is acceptable. Suppliers with stock are welcome to quote.