E-20250403-07
                        7778-80-5
                        K2so4
                        231-915-5
                        Powder
                        Industrial Grade
                        Free Sample
                        Store in a Dry and Cool Place
                        ≥99%
                        Ccic, ISO, SGS, CIQ
                        OEM
                        The Small Bag Packaging
                        9.5kg
                        China
                        340220100
                        






