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SKU: 09-430-015 Category:

ESSENTIALS PH Buffer 4 250ml

£3.50
In stock

Essentials ph buffer 4 250ml, “PH”4 solution used to calibrate ph test meters

Description

It is important to realise that unless you calibrate your ph test meters with Buffer 4 and 7 at regular intervals your ph reading may be incorrect. This could lead to poor crop performance and damage to the plants.