water filter · TDS / pH meters
NU Aqua Easy To Read Accurate 3-Second 4-in-1 TDS Testing pH
Quoted from the Amazon listing — confirm NSF/ANSI claim text on the live page before you buy. WaterVetted does not run lab tests.
Specs sourced from manufacturer listings · Certified vs claims labeled · WaterVetted does not run lab tests
TDS / pH metersNU AquaAmazon Associates
Before you buy
What to verify on the live listing
- Exact model number and any NSF/ANSI claim text naming the contaminant you care about (42 taste/odor, 53 health claims such as lead, 58 for RO, 401 for named emerging compounds).
- Current price, stock, and cartridge replacement interval — our recorded price is a dated snapshot (as of 2026-10-25).
- We do not republish Amazon listing bullets or buyer reviews here. Open the retailer page for the current claim language and owner feedback. View current Amazon listing.
From the listing
Recorded details
- Brand
- NU Aqua
- Brand Name
- NU Aqua
- Part Number
- CU-970400-FBM
- Manufacturer
- NU Aqua
- Item Highlight
- Easy To Read Accurate 3-Second 4-in-1 TDS Testing pH, EC, & Temp - Perfect for RO Systems, Aquariums, Hydroponics and Pools,
- Number of Items
- 1
- Included Components
- Meter
- Recommended Uses For Product
- Aquarium, Drinking Water, Hydroponics, Pool, RO/DI Systems
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