---
product_id: 52390235
title: "pH Calibration Buffer Powder 6 Sets Pack of 12 Packets, for Precise pH Meter Calibration, Make 250 ml of Each 4.00pH and 6.86pH to calibrate Your pH Tester"
brand: "7pros"
price: "€ 0.44"
currency: EUR
in_stock: false
reviews_count: 5
url: https://www.desertcart.hr/products/52390235-ph-calibration-buffer-powder-6-sets-pack-of-12-packets
store_origin: HR
region: Croatia
---

# pH Calibration Buffer Powder 6 Sets Pack of 12 Packets, for Precise pH Meter Calibration, Make 250 ml of Each 4.00pH and 6.86pH to calibrate Your pH Tester

**Brand:** 7pros
**Price:** € 0.44
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** pH Calibration Buffer Powder 6 Sets Pack of 12 Packets, for Precise pH Meter Calibration, Make 250 ml of Each 4.00pH and 6.86pH to calibrate Your pH Tester by 7pros
- **How much does it cost?** € 0.44 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/52390235-ph-calibration-buffer-powder-6-sets-pack-of-12-packets)

## Best For

- 7pros enthusiasts

## Why This Product

- Trusted 7pros brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Full description not available

## Images

![pH Calibration Buffer Powder 6 Sets Pack of 12 Packets, for Precise pH Meter Calibration, Make 250 ml of Each 4.00pH and 6.86pH to calibrate Your pH Tester - Image 1](https://images-na.ssl-images-amazon.com/images/I/71vSx%2BVH6CL.jpg)
![pH Calibration Buffer Powder 6 Sets Pack of 12 Packets, for Precise pH Meter Calibration, Make 250 ml of Each 4.00pH and 6.86pH to calibrate Your pH Tester - Image 2](https://images-na.ssl-images-amazon.com/images/I/61SoeVmg16L.jpg)

## Customer Reviews

### ⭐ 







  
  
    Don't waste your money
  

*by B***A on Reviewed in the United States on July 1, 2019*

Didn't work and it wasn't worth my money or time to return.

### ⭐⭐⭐⭐⭐ 







  
  
    ph buffer
  

*by J***. on Reviewed in the United States on December 15, 2018*

work great definitely recommended them

### ⭐⭐⭐ 







  
  
    Watch what you test
  

*by K***R on Reviewed in the United States on December 27, 2018*

Worked well first time but screwed calibration when tested in vinegar.  It drifted thereafter / plan to recalibrate and test again

---

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**Shop now:** [https://www.desertcart.hr/products/52390235-ph-calibration-buffer-powder-6-sets-pack-of-12-packets](https://www.desertcart.hr/products/52390235-ph-calibration-buffer-powder-6-sets-pack-of-12-packets)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-05-19*