$5 - $10

AI6925-A Alkalinity Indicator, Total, 30mL by AquaPhoenix

• pH 4.6(pink) - 5.2(green)
• APHA for Alkalinity, 2320-B

Specifications

• Packaging Type: Poly
• pH Value: 4.6-5.2
• Size: 30 mL

CM-240 Test Strips: Chlorine Roll 0-200ppm by AquaPhoenix

Hydrion Chlorine Test Paper provides a simple, reliable, and economical means to measure the concentration of free available chlorine in sanitizing solutions. With color matches at 10-50-100-200ppm, the test paper measures concentrations between 10-200ppm.

Each carton contains 10 kits, each consisting of a 15-foot roll of test paper and matching color chart, plus 1 additional refill roll. Provides for approximately 2000 tests.

AI2915 Ultra-Soft Electrode Cleaner by Apera

Apera's probe cleaning brush is made of ultra-soft bristles, which helps clean off contaminants on delicate pH/conductivity sensors without damage.

Use the brush with soap water to gently clean off sticky contaminants on the probe. Rinse the probe with distilled or deionized water after cleaning.

08008-02 Pocket Liquid-In-Glass Thermometer; -5 to 50C, Closed Plastic Case, Organic Liquid Fill by Digi-Sense

These thermometers are ideal for use in laboratory, biology, chemistry, university, photographic, food/beverage, petrochemical, automotive, wastewater and many other general purpose applications. The protective plastic case protects these thermometers from accidental breakage during use and storage. The section of the case that surrounds the bulb has small openings for circulation. All DURAC Plus® thermometers feature markings that are permanently printed on the glass, blue spirit liquid that has a dark scale contrasts against a white background.

• Non-mercury blue spirit liquid

Includes

Rugged plastic case with an eyelet at the top for easy suspension