Picture 1 of 1

Stock photo

Essentials pH Buffer 4 And 7 Calibration Fluid Meter Solution Hydroponics - Picture 1 of 1

Essentials pH Buffer 4 And 7 Calibration Hydroponics Solution - 250ml

4.8614 product ratings

A1M HYDRO (100026)

99.6% positive Feedback

Price:

£11.99

Free postage

Estimated delivery Mon, 7 Jul - Wed, 9 Jul

Returns:

60 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.

Condition:

New

Essentials pH buffers are a known solution of a certain pH value designed to test the accuracy of pH meters used to measure the pH of a nutrient solution.

Ratings and reviews

Learn more

4.9

14 product ratings

12 users rated this 5 out of 5 stars
2 users rated this 4 out of 5 stars
0 users rated this 3 out of 5 stars
0 users rated this 2 out of 5 stars
0 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

by scudforty
10 Aug, 2017
Great buy
Does what it says and a lot better than these powder ones .. whi h can be hard to disolve .
Verified purchase: YesCondition: New
by gumorga-71
16 Dec, 2022
Very good A*****
Got it very quick
Verified purchase: YesCondition: New
by mawil-7418
23 Nov, 2021
Good quality
Good quality product and great value
Verified purchase: YesCondition: New
by dafen_9689
04 Aug, 2021
Cali
Calibration liquid sound it works
Verified purchase: YesCondition: New
by fozzybadger
04 Mar, 2018
Good item
Good item great value discreet prompt dispatch A+++
Verified purchase: YesCondition: New
by msa0614_yuz3l24kdy
21 Jun, 2018
Recommend
Good quality product in a good quantity at a very competitive price, delivered swiftly. Best deal found yet.
Verified purchase: YesCondition: New
by am49
18 May, 2017
PH buffer solution
Works well to calibrate the ph meter
Verified purchase: YesCondition: New
by aarhal3
26 Apr, 2018
Ph calibration
Just what u need to calibrate ur ph pen worth every penny spot on price.Instructions on the back.will last quite a while thanks guys
Verified purchase: YesCondition: New
by r.ginda
13 Jul, 2017
Very accurate
Verified purchase: YesCondition: New
by jalmac
26 Jul, 2017
PH 4 and 7 Buffer
Used to calibrate PH pen it was spit on A+++++++++++!+!!
Verified purchase: YesCondition: New