| MAS 997 | Litmus Paper, Neutral, Bleeding, Pack of 200 Strips |
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| MAS 999-S | Litmus Papers, Blue, Bleeding, Pack of 100 Strips |
| MAS 999-L | Litmus Papers, Blue, Bleeding, Pack of 200 Strips |
| MAS 1000-S | Litmus Papers, RED, Bleeding, Pack of 200 Strips |
| MAS 1000-L | Litmus Papers, RED, Bleeding, Pack of 200 Strips |