Saccharin sodium salt hydrate C7H4NNaO3S.2H2O M = 241,19 g/mol EC ? 204-886-1 CAS ? 82385-42-0 This is an international mail and delivery time can vary widely. If you do not have the necessary patience, please do not buy. Users who bother me will be blocked from my shop. Chemical Grade Definitions: Pure p.a - High purity analytical reagents. Suitable for laboratory and general use. Pharm/Food - Acceptable for food, drug or medicinal use. May be used for most laboratory purposes. Pure - Good quality chemicals. May be used for most laboratory purposes, educational, domestic, craft applications. Not pure enough to be offered for food. Technical - Good quality for educational, domestic, handicraft, agricultural applications. Not pure enough to be offered for food. Shipping fee: FREE (Italy, Spain, Israel, Canada and several other countries + GBP 3.00/order) Payment: PayPal, Bank transfer