HUM Water Hardness Test Kit - 5 Strips
✔️ 5 Test Strips
✔️ Color comparison chart
✔️ Easy to Use
✔️ See video above for directions
Note: Slightly different pack than shown in video but same result
Product Number CHM HARDNESS TEST
✔️ 5 Test Strips
✔️ Color comparison chart
✔️ Easy to Use
✔️ See video above for directions
Note: Slightly different pack than shown in video but same result
Product Number CHM HARDNESS TEST
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