Products - Details 3248 1,7-OCTADIYNE, 98% Description: ITEM#:3248 HC≡C(CH2)4C≡CH CAS#:871-84-1 F.W.:106.17 NFPA#:1-3-1 Specific Gravity: 0.817 DOT:3/II Descriptions: SKU Size Price Quantity Add to Cart 82421 25 G $97.20 82422 100 G $286.10 82423 5 G $39.80 82424 1 KG $1153.50