Min. Order Reference FOB Price
1 Piece US$30.00-60.00 / Piece
Product Description
wholesale chinese supplies factory price high quality Ascorbic acid test paper Product name Model No. Measuring range Shelf life NO.of Tests Test method iron test strips LH1022 2-10-25-50-100-250-500mg/l 18 month 100/box Test paper colorimetry Feature 1.Visual colorimetric or ...