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Top Pick Tetrahydrofuran, 5-232 Ppm Series [cz4fPRQT]

$31.99 $102.99 -69%

Pre-calibrated, direct-read detector tubes offer distinct lines of demarcation for easier viewing and require no interpretation, dual scales, or colour charts. With multiple detection limits for many chemicals the tubes can measure even trace levels

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Pre-calibrated, direct-read detector tubes offer distinct lines of demarcation for easier viewing and require no interpretation, dual scales, or colour charts. With multiple detection limits for many chemicals the tubes can measure even trace levels of contaminants.

Additionally, Gastec’s higher maximum detection limits can provide a more accurate measurement of contamination. Offering some of the broadest operating temperature ranges available, the tubes can be used in virtually any environment—from 0°C to 40°C (32°F to 104°F).

What Our Customers Say

January 5, 2026

Absolutely no complaints!

It's a very good quality product.

- Willie J..

January 5, 2026

Absolutely no complaints!

I'm impressed with the durability.

- Ezequiel K..

January 5, 2026

Absolutely no complaints!

Very reliable and efficient.

- Sophie W..

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