All Organic Standards are Certified Reference Materials (CRM), produced and calibrated under a quality system that is: ISO 9001 certified accredited according to ISO/IEC 17025 - Testing accredited according to ISO 17034 - Reference Material Producer - Organic CRM > High Purity Compounds > Volatile and Semi-Volatile organic compounds - Product: Acetonitrile CAS:75-05-8 EC:200-835-2 - Volume: 5ml ampoule - Shelf life: 24 months - Storage: Store under normal laboratory conditions, at temperatures between 15°C to 25°C - CRM, ISO 17034 and ISO 17025 - Ref: CM 33902 This item is not kept in stock: Manufacture is after order date for this product. Delivery time is 2 to 4 weeks and products are always shipped with the full available shelf life.