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Pentair lists item R161185 as “No. 3 (Acid Demand, Total Alkalinity), 1 ounce, used in No. 78 and No. 7000 Series, No. 1300, PRO 11” — a replacement reagent for Pentair Rainbow drop test kits. Pentair states that test reagents should be replaced annually to guarantee reliability.
| Product Code | R161185 |
| Manufacturer | Pentair (Rainbow) |
| UPC | 788379743079 |
| Manufacturer Description | No. 3 (Acid Demand, Total Alkalinity), 1 ounce |
| Tests | Acid demand and total alkalinity |
| Bottle Size | 1 oz. |
| Refills | Pentair No. 78 and No. 7000 Series kits, No. 1300, PRO 11 |
| Type | Replacement / refill test reagent |
Pentair states that its test kits are manufactured under strict quality control by certified chemists, and that to guarantee reliability test reagents should be replaced annually.
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