Hanna Instruments pH 4.01 Calibration Solution, 20 ml Sachet (25pcs)

$ 25.35

Score By Feature

Based on 17 ratings

Giftable

9.04

Customer service

8.96

Delivery

8.79

Value for money

8.93

OveReview Final Score

How Our Score Is Calculated

Product Description

It is a premium pH 4 that is made from high quality ingredients. Solution to the calibration buffer 01

Questions & Answers

There are only four items in this category. Does it make more sense to use one or all six Four is sufficient if it is only four. The item shown in the picture is misleading if it is the 01 solution. ?

Only the 4 are left. Here is our first solution Please note that we have sent Amazon a picture change request and thank you for the input

Selected User Reviews For Hanna Instruments pH 4.01 Calibration Solution, 20 ml Sachet (25pcs)

I give it 5 stars

5/5

For calibration, I use one packet per watering, and I calibrate each time before I.

Magnus Beard

| Feb 03, 2021

I give it 5 stars

5/5

A convenient and accurate way to find out.

Anders Quinn

| Dec 11, 2020

I give it 5 stars

5/5

It seems to be quite pure - the product is as described. within a short period of time. A very clean environment.

Raquel Ryan

| Dec 13, 2020

I give it 5 stars

5/5

It was excellent.

Anne Dunn

| Apr 03, 2021

It is a great product and the calibration solution is great

5/5

Emory READ

| Mar 29, 2021

Hanna Instruments pH 4.01 Calibration Solution, 20 ml Sachet (25pcs)

Score By Feature

OveReview Final Score

Product Description

Questions & Answers

Selected User Reviews For Hanna Instruments pH 4.01 Calibration Solution, 20 ml Sachet (25pcs)

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