Shijiazhuang Acid Chemical Co.,Ltd

we are the biggest manufacturer fo formic acid 85%, chromic acid, chrome oxide green, oxalic acid, sodium bicarbonate ,SODIUM FORMATE,calcium formate in china. we have our own import and export right. our company has passed ISO9001 quality system. we could supply you the competitive price and best quality, if you are looking for the three products. please feel free to contac me.