Zhonghui Chemical refines industrial-grade DMSO to produce HPLC grade DMSO, with purity above 99.99%, suitable for use as a mobile phase in HPLC analysis and detection. Zhonghui Chemical offers OEM manufacturing of HPLC grade DMSO for reagent companies, with packaging options including 1 L, 2.5 L, and 4 L, and can provide customized packaging (including ISO tanks), labeling, and logistics solutions according to customer requirements.