---
product_id: 82405310
title: "pH Buffer Calibration Solution, pH 4.00 — 1 Gallon — NIST Traceable Reference Standards for All pH Meters — Color Coded Red"
price: "KSh25592"
currency: KES
in_stock: true
reviews_count: 2
url: https://www.desertcart.co.ke/products/82405310-ph-buffer-calibration-solution-ph-4-00-1-gallon-nist
store_origin: KE
region: Kenya
---

# pH Buffer Calibration Solution, pH 4.00 — 1 Gallon — NIST Traceable Reference Standards for All pH Meters — Color Coded Red

**Price:** KSh25592
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** pH Buffer Calibration Solution, pH 4.00 — 1 Gallon — NIST Traceable Reference Standards for All pH Meters — Color Coded Red
- **How much does it cost?** KSh25592 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/82405310-ph-buffer-calibration-solution-ph-4-00-1-gallon-nist)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

pH Buffer Calibration Solution, pH 4.00 — 1 Gallon — NIST Traceable Reference Standards for All pH Meters — Color Coded Red

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07G9QYZYK |
| Best Sellers Rank | #117,136 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #46 in Chemical Buffers |
| Date First Available | July 31, 2017 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 2.43 pounds |
| Manufacturer | Biopharm Inc |
| Product Dimensions | 8 x 8 x 14 inches |

## Images

![pH Buffer Calibration Solution, pH 4.00 — 1 Gallon — NIST Traceable Reference Standards for All pH Meters — Color Coded Red - Image 1](https://m.media-amazon.com/images/I/71Okfvbxl6L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Out of buffer.
*by E***6 on March 6, 2023*

I was out of 4.00 pH buffer. Pretty generic stuff. Regular supply was out of it. On time Delivery was important. It came when they said it would. Happy

### ⭐⭐⭐⭐⭐ Not cherry juice!
*by G***L on March 26, 2019*

4 buffer! A big jug of it! It's red and everything!

## Frequently Bought Together

- pH Buffer Calibration Solution, pH 4.00 — 1 Gallon — NIST Traceable Reference Standards for All pH Meters — Color Coded Red
- pH Buffer Calibration Solution, pH 10.00 — 1 Gallon — NIST Traceable Reference Standards for All pH Meters — Color Coded Blue
- pH Buffer Calibration Solution, pH 7.00 — 1 Gallon — NIST Traceable Reference Standards for All pH Meters — Color Coded Yellow

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**Shop now:** [https://www.desertcart.co.ke/products/82405310-ph-buffer-calibration-solution-ph-4-00-1-gallon-nist](https://www.desertcart.co.ke/products/82405310-ph-buffer-calibration-solution-ph-4-00-1-gallon-nist)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-06-26*