Water Test KitSKU CQE-TS-6700

Tannins Test

$79.00

Tests your Well or City Water for.. Checks for tannins that cause yellowish color, musty odor, tangy taste, and staining of laundry or fixtures. Important: To ensure accurate results, the water sample must be returned via Next Day shipping. Return shipping is not included.

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Shipping

Free shipping on residential orders over $150 within the lower 48 US states.

Order by 3:00 PM Eastern on a business day and most filters, cartridges and smaller items leave our facility that same day. Standard residential systems ship within 1 to 2 business days, and whole house, custom and specialty systems typically within 3. So far in 2026, 95% of our orders have shipped within one business day and 99% within five (based on an internal review of our order records).

Once shipped, standard delivery typically arrives in 3 days to the Southeast, Northeast and Southwest, and in 4 days to the Midwest and the West. Need it sooner? UPS 2nd Day Air and Next Day Air are available at checkout for eligible products. Systems that ship by freight can take longer and may need a delivery appointment.

Lifetime support

Our team answers questions about products, orders, installation, troubleshooting and replacement parts.

Phone: 770-951-5600 or (800) 934-0051

Email: help@crystalquest.com. We reply within 24 to 36 hours.

Live chat during business hours

Hours: Monday to Friday, 9:00 AM to 5:00 PM Eastern. We observe U.S. federal holidays.

Description

Crystal Quest Tannins Test

Crystal Quest has partnered with National Testing Laboratories, a trusted leader in water analysis, to provide accurate testing for drinking water in homes and buildings

Tannins are naturally occurring organic compounds that can affect the appearance and taste of water. Their presence may cause yellowish discoloration, an earthy or musty odor, and a tangy aftertaste. Tannins can also lead to staining on laundry and fixtures. This test helps determine if tannins are contributing to these aesthetic issues in your water.

Testing is simple and convenient: just collect your sample and return it for analysis.

Get Results in 3 Easy Steps

1. Collect Sample

Fill kit’s bottles with water & complete enclosed form.

2. Return Sample

Return kit using guaranteed next-day delivery.

3. Receive Report

Receive clear results using EPA standards.