Refill Reagent Packs – For 4 in 1 Three-Chamberester

货号：LP515935/515935

规格：Contains 20 DPD No. 1 Rapid Tablets, 20 Alkalinity LR Tablets, 20 CyA Test Tablets, and 20 Phenol Red Rapid Tablets

品牌： Lovibond/Orbeco