Benzoyl Peroxide 40-53% Min.and 75% Min. are produced by our own factory,its output is 5,000MT yearly,its packing is in 45kg Drum or 20kg carton, We are ISO9001:2000 Certified company (its number is 1300/20018290 dd Aug.,10,2001),42-002-2105 is our Registered DUN & Bradstreet Number,you can contact your local D & B's office for our Stand and Credit by using this number,We are adopting most advanced technology and strict management so that we assure timely delivery & most competitive Price with best quality, besides we can arrange production according to customer's request,for details you are welcome to contact us.Choline Chloride,Robenidine, Cobalt Chloride, Cobalt Sulphate, Dicalcium Phosphate,Salinomycin,Zinc Bacitracin,Butylated Hydroxy Toluene, Citric Acid, L-Glutamine,Ammonium Bicarbonate Food Grade, Potassium Sorbate,Potassium Bromate, Mannitol, Glucose, Maltodextrin, ISONICOTINIC ACID, Agar Agar, Sodium Metabisulphite, Sodium Tripolyphosphate, Oxalic Acid, Ammonium Persulphate,Potassium Persulphate,Lithopone and etc, for details please feel free to visit our web:http://www.tradezone.com/tradesites/wyang.html or http://www.freewebs.com/sinochemqhd and contact us.Attn:Mr.Watson Yang