---
product_id: 82405274
title: "pH Calibration Buffer 2-Pack, 1 Gallon Each: pH 4.00 and pH 7.00; NIST Traceable Reference Standards for All pH Meters"
brand: "biopharm"
price: "S$181"
currency: SGD
in_stock: true
category: "Biopharm"
url: https://www.desertcart.sg/products/82405274-ph-calibration-buffer-2-pack-1-gallon-each-ph-4
store_origin: SG
region: Singapore
---

# Color-Coded 1 Gallon Size NIST Certified pH Calibration Buffer 2-Pack, 1 Gallon Each: pH 4.00 and pH 7.00; NIST Traceable Reference Standards for All pH Meters

**Brand:** biopharm
**Price:** S$181
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Lab Game with Precision Calibration!

## Quick Answers

- **What is this?** pH Calibration Buffer 2-Pack, 1 Gallon Each: pH 4.00 and pH 7.00; NIST Traceable Reference Standards for All pH Meters by biopharm
- **How much does it cost?** S$181 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/82405274-ph-calibration-buffer-2-pack-1-gallon-each-ph-4)

## Best For

- biopharm enthusiasts

## Why This Product

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

## Key Features

- • **Lab-Ready Quality:** Perfect for pharmaceutical, academic, and industrial labs.
- • **Convenient Packaging:** Each gallon is individually bagged for protection.
- • **Expiration Assurance:** Lot numbered and expiration dated for reliability.
- • **User-Friendly Design:** Color-coded for quick and easy reference.
- • **Precision Calibration:** Ensure accuracy with NIST traceable standards.

## Overview

This pH Buffer Calibration Solution 2-Pack includes two 1-gallon bottles (pH 4.00 and pH 7.00) that are NIST traceable, ensuring the highest accuracy for your pH meters. Each bottle is color-coded for easy identification and comes with waterproof labels featuring lot numbers and expiration dates, making it ideal for use in pharmaceutical, academic, research, and industrial laboratories.

## Description

This buffer calibration solution is suitable for the calibration of all pH meters. Each production lot is manufactured in our own laboratory following carefully controlled, written procedures and standardized against NIST standard reference materials (SRM) for high accuracy. The finished product is assigned a unique Lot number and expiration date. These products will have greater than one year shelf life when received. Certificate of analysis and traceability included.

## Features

- NIST Reference Calibrated
- Color-Coded for Easy Reference
- Lot Numbered and Expiration Dated on Convenient Water Proof Label
- Individual Bagged 1 Gallon Bottles
- For Pharmaceutical, Academic, Research and Industrial Labs

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07H5183Y7 |
| Best Sellers Rank | #19,247 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #10 in Chemical Buffers |
| Brand Name | Biopharm |
| Container Type | Bottle |
| Customer Reviews | 4.6 4.6 out of 5 stars (261) |
| Item Form | Liquid |
| Item Weight | 1100 Grams |
| Manufacturer | Biopharm Inc |
| Part Number | BB8909X |
| UPC | 721272377668 |
| Volume | 1 Gallons |

## Product Details

- **Brand:** Biopharm
- **Item Form:** Liquid
- **Item Volume:** 1 Gallons
- **Item Weight:** 1100 Grams
- **Package Information:** Bottle

## Images

![pH Calibration Buffer 2-Pack, 1 Gallon Each: pH 4.00 and pH 7.00; NIST Traceable Reference Standards for All pH Meters - Image 1](https://m.media-amazon.com/images/I/71KABx6Z8tL.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

- pH Buffer Calibration Solution 2-Pack — 1 Gallon Each: pH 4.00 and pH 7.00 — NIST Traceable Reference Standards for All pH Meters
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**Shop now:** [https://www.desertcart.sg/products/82405274-ph-calibration-buffer-2-pack-1-gallon-each-ph-4](https://www.desertcart.sg/products/82405274-ph-calibration-buffer-2-pack-1-gallon-each-ph-4)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-06-11*