| Return shipping will be paid by | Buyer |
|---|---|
| All returns accepted | Returns Accepted |
| Item must be returned within | 30 Days |
| Refund will be given as | Money Back |
| Brand | Lineco |
| MPN | 530811 |
| EAN | 0099295530811 |
| UPC | Does Not Apply |
Check the listing for details. Lineco pH Testing Pen For Paper Acids. Condition: New. Listed at 15.99 USD. Lineco pH Testing Pen For Paper Acids With this Lineco pH testing pen it is easy to determine if a paper or board is acidic. A simple method to distinguish between a safe (neutral or alkaline) and an acid material. Easy to use, simply draw a small line on the material you wish to test. The chlorophenol red indicator solution in the pen will turn purple on any paper with a pH of 6.8 and above. A clear or yellow colour indicates the material is probably unsuitable for conservation purposes. Quick and easy testTurns purple on paper with pH 6.8 and aboveUnreliable results may occur on coloured or coated paper Ask a question Visit Our eBay Store Contact Us
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