Min. Order Reference FOB Price
1 Piece US$7,789.00-9,734.00 / Piece
Product Description
Meeting the standard: Conform to national standard"HJ637-2012 water quality the determination of petroleum and animal and plant oil Infrared photometric method" Technical principle: According to HJ637-2012 standard, extract the oil material in the water using tetrachloromethane, measure the ...