Comprehensive pH Tester Kit for Testing Substances pH Range 1 14
USD 8.71 USD
Specifications
| Qty | 80pcs |
| Brand | unbranded |
| Package Contents | 1* 1-14PH test paper |
| Product Quantity | 80pcs/book |
3 for very acidic substances. 4- 6 for acidic substances. Litmus paper changes color within 15 seconds to match pH scale color chart. -14PH test paper. Scale to 14 Positive is very important to us.
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