Citric Acid Anhydrous 1) Conforms to BP/USP/FCC standards 2) White or colorless crystals or white crystalline powder Commodity: food ... powderQuality: BP2009, USP32, FCC7, E330, JSFA8.0, GB2007 Shelf Life: 2 yearsStorage: Stored in Shielded from light, dry and cool placePartical ... .Heavy metals1 ppm Max.Lead0.5 ppm Max.Aluminium0.2 ppm Max.Arsenic0.2 ppm Max.Mercury0.1 ppm Max.Bacterial endotoxin0 ...