Bluelab 4.0 pH Calibration Solution

3 Reviews
BluelabSKU: 210000000552

Size: 500 ml
Price:
Sale price$29.95
Stock:
In stock
Eligible for free shipping on orders over $125.

Description

Customer Reviews
5.0 Based on 3 Reviews
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CB
01/19/2024
Chad B.
Canada

Calibration Solution

Gives me that pH checkmark every time for that monthly Calibration, assuming it's as good a product as their other products. As always the Indoor Farmer Team was quick to process & ship order.

FH
05/29/2023
Faizal H.
Canada Canada

calibration solution

A must for calibrating ph pen...excellent price

PT
11/12/2021
Patrick T.
Canada Canada

Much better than powders

super easy to use. way better than powders

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