Top 10 Best colorimeter in 2026

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Main highlights

• •Trust the original Hach test kit! Simple drop-count titration measures hardness as CaCO3 (1 gpg = 17.1 mg/L). Utilizes drop count titration with a range of 1-30 gpg. Contains approximately 100 tests. Drop count titration - a simple, economical titration method!
• •Includes two reagents, measuring tube, square bottle, and measuring scoop.
• •Field and lab water hardness testing made simple
• •Our water hardness test kits are trusted by professionals in water treatment, food and beverage, textile, manufacturing, and other industries.
• •Method Name: Drop count titration/EDTA-bulk powder. Parameter: Hardness, total - As CaCO₃. Platform: Drop Count Titration

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• •USEPA CERTIFIED QUALITY – Trusted for drinking water and wastewater chlorine analysis using Hach Method 8021.
• •ACCURATE CHLORINE MEASUREMENTS – Covers a 0.02-2.00 mg/L Cl₂ testing range to support reliable water monitoring.
• •CONVENIENT 100-PACK – Pre-measured powder pillows designed for smaller-scale or routine testing applications.
• •COMPATIBILITY YOU CAN RELY ON – Intended for seamless use with Hach colorimeters and spectrophotometers for effective results.
• •VERSATILE APPLICATIONS – Ideal for testing groundwater, municipal water, and surface water quality.

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• •The Test Gives Accurate Results After Only 60-Seconds, And Measures Phosphate From 0 To 1000 Parts Per Billion
• •Measures: Phosphate Levels
• •Each Kit Includes : Test Vial, Color Chart And Directions
• •Made in United States

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Main highlights

• •Fast and Convenient
• •Stable

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• •Save time and simplify lab and field testing with Hach prepared P/A media
• •Report Total Coliform values with EPA accepted Presence-Absence bottles and media
• •Simplify routine testing with self-contained, easy-to-use Paddle Testers and BART products

Main highlights

• •Confidence in results
• •Save time and money
• •Ease of use

Main highlights