10 Books per pack (Each book contain 20 Papers). High accuracy pH test paper, pH range from 1-14 100% Brand New. Authentic Quality, pH 1-14 color chart with each book. Can be used to measure pH of water, soap, lemon juice, vinegar, milk, liquid detergent, moisturized soil, saliva, urine, sweat...et...
- Type : School Lab Chemicals
- Delivery Time : 5 Days
- Payment Terms : Cash in Advance (CID)
- Sample Policy : If order is confirmed we will reimburse the sample cost
- Sample Available : Yes
- Supply Ability : 100 Packs Per Day