Potassium sodium tartrate tetrahydrate, 99%[6381-59-5]EP1KG CAS No.: [6381-59-5]Grade: EPPacking: 1KG Cheapest shipping from $0 SKU: 6618-4400 MPN: 6618-4400 GTIN: NULL Stock Status: 2 pcs Delivery Status: 1-3 days $0 Quantity pcs Add To Cart Description CAS No.: [6381-59-5]Grade: EPPacking: 1KG