Histamine Dihydrochloride Pharmaceutical Secondary Standard; Certified Reference Material $125.00 Quantity discounts available QuantityPrice SKU: SIG-PHR1357-500MG BRAND: Sigma Aldrich Inc *Item is not in stock. This item normally carries a 5-10 day lead time. Get Notified When Available We'll email you when Histamine Dihydrochloride Pharmaceutical Secondary Standard; Certified Reference Material is back in stock or available for preorder. Please get in touch with Customer Service or your Jade Scientific, Inc. sales representative if you want to find an in-stock alternative. Name Last name Email Address (required)Subscribe to marketing emails. Get notified Quantity -+ Add to Cart