BASIC NAME REAGENT NAME CHEMICAL MODIFIER NAME TOLUENE SUPPLY GLASS BOTTLE 1000 ML ADDITIONAL REQUIREMENTS SEE NOTE COMMERCIAL REFERENCE SIGMA ALDRICH-650579-1L NOTE: – SUBSTANCE FOR GAS CHROMATOGRAPHY ECD AND FID; – PURITY (GC) HIGHER 99.8%. SPECIFICATION NOTE: – THE SUPPLIER MUST SEND ALONG WITH THE INVOICE THE EMERGENCY SHEET AND THE CHEMICAL PRODUCT SAFETY INFORMATION SHEET (MSDS); – EACH BOTTLE MUST BE IDENTIFIED WITH: – MANUFACTURING BATCH NUMBER; – BATCH MANUFACTURING DATE; – LOT EXPIRY DATE. – THE SUPPLIER FIRM MUST SEND ALONG THE INVOICE INDICATING THE ORDER NUMBER AND THE INVOICE NUMBER, THE FOLLOWING CERTIFICATE: – OF CHEMICAL ANALYSIS WITH THE BATCH NUMBER.