Best Selling Tests

Top selling testing kits and pH test strips

Check out the top selling, easy to use testing kits and pH test strips from Level 7 Chemical. Testing supplies and kits are manufactured in the USA, by Micro Essential Labs, a trusted company known worldwide for their exceptional quality, reliability, and accuracy.

We offer a wide variety of test kits that cover many requirements. If you need to test chlorine strength, peroxide concentration, pH or quat / sanitizer levels for food service, we have what you are looking for.

Two chemists busy doing quality and conformity testing

Hydrogen Peroxide Test Strips 0-30,000 PPM

MSRP:

Was:

Now: $59.55 - $148.92

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Chlorine 0-300 Strips

MSRP:

Was:

Now: $25.84 - $64.59

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Hydrion Buffer Capsule 10.00

MSRP:

Was:

Now: $19.40 - $40.40

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Hydrion Buffer powder Capsule 7.00

MSRP:

Was:

Now: $19.40 - $40.40

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Hydrion Buffer Capsule 4.00

MSRP:

Was:

Now: $19.40 - $40.40

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Ammonia Test Paper

MSRP:

Was:

Now: $18.00 - $75.04

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Hydrion Water Hardness Test Kit

MSRP:

Was:

Now: $11.99

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pH Test Spill Stick 0-13 pH

MSRP:

Was:

Now: $19.25

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Hydrion Lo Ion Quat Test Kit

MSRP:

Was:

Now: $12.06

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Hydrion Double Roll Quat Check Test Paper

MSRP:

Was:

Now: $24.30 - $101.27

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Hydrogen Peroxide (0-5000 PPM) 100 strips/vial

MSRP:

Was:

Now: $59.55 - $148.92

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Hydrogen Peroxide (0-750 PPM) 100strips/vial

MSRP:

Was:

Now: $59.55 - $148.92

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