How to use:
1. Place sample in watch glass or spot plate.
2. Cover sample with thin layer of water.
3. Add three drops of phenolphthalein to sample.
4. If cement is present it will turn a pinkish red.
Phenolphthalein (local shipping only)
- Product Code: Phenol
- Availability: In Stock
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$5.15
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Tags: Phenolphthalein