Please note this product is restricted and now requires authorisation to purchase. Please contact our customer service team by phone or e-mail who will be able to assist you further.Molecular Weight: 34.01g/molCAS Number: 7722-84-1Hazard: H302,H315,H318,H335Precaution: P261,P280,P301+P312,P302+P352,P304+P340,P305+P351+P338Price includes Chemical freight surcharge*International delivery is priced on application, please contact Customer Services for a quotation.