Home / Dry Goods / Water Testing Supplies / API Test Tube – Single API Test Tube – Single$1.99 100 in stock API Test Tube - Single quantity Buy now Category: Water Testing Supplies Tags: Dry Goods, Testing Supplies Product ID: 40792 Description Additional information Description A replacement test tube for your test kits. You get one tube with a cap. Additional information Weight 0.2 lbs Dimensions 1 × 1 × 3 in Attribute Each, 3 for Related products Buy nowDetails Dry Goods, SubstratesFlourite Black 3.5kg $29.99 Buy now Buy nowDetails Dry Goods, Testing SuppliesSeachem Alert Combo Pack – 6 Months $20.99 Buy now Buy nowDetails Dry Goods, Testing SuppliesAPI Ammonia Test Kit $19.99 Buy now Buy nowDetails Dry Goods, Testing SuppliesAPI GH/KH Test Kit $17.99 Buy now