---
product_id: 118343809
title: "HORIBA 100-4 pH 4 Standard Solution +/- 0.02 pH (pH 4.01 at 25° C) - 17 oz (500mL) Bottle, Made in Japan"
brand: "horiba"
price: "2.23 OMR"
currency: OMR
in_stock: false
url: https://www.desertcart.com.om/products/118343809-horiba-100-4-ph-4-standard-solution-0-02-ph
store_origin: OM
region: Oman
---

# ±0.02 pH accuracy Certified pH 4.01 at 25°C Premium Japanese manufacturing HORIBA 100-4 pH 4 Standard Solution +/- 0.02 pH (pH 4.01 at 25° C) - 17 oz (500mL) Bottle, Made in Japan

**Brand:** horiba
**Price:** 2.23 OMR
**Availability:** ❌ Out of Stock

## Summary

> 🧪 Calibrate with Confidence — Precision Meets Performance

## Quick Answers

- **What is this?** HORIBA 100-4 pH 4 Standard Solution +/- 0.02 pH (pH 4.01 at 25° C) - 17 oz (500mL) Bottle, Made in Japan by horiba
- **How much does it cost?** 2.23 OMR with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/118343809-horiba-100-4-ph-4-standard-solution-0-02-ph)

## Best For

- horiba enthusiasts

## Why This Product

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

## Key Features

- • **Crafted in Japan:** Experience superior quality and consistency from a trusted global leader.
- • **Precision You Can Trust:** Ultra-accurate ±0.02 pH tolerance ensures reliable calibration every time.
- • **Optimize Your Lab Workflow:** Streamline your pH meter calibration with a ready-to-use, reliable standard.
- • **Consistent Calibration Standard:** Stable pH 4.01 solution at 25°C for flawless instrument performance.
- • **Generous Volume for Extended Use:** 500mL bottle designed to last through multiple calibration sessions.

## Overview

The HORIBA 100-4 pH 4 Standard Solution offers a highly accurate ±0.02 pH calibration at 25°C, supplied in a 500mL bottle. Made in Japan, this premium solution ensures consistent and reliable pH meter calibration for professional and laboratory use.

## Description

HORIBA offers standard solutions that meet stringent quality standards in manufacturing and analysis to complement your instruments and test methods. The original solution should be used as it is.

## Features

- pH value(25°C)4.01
- Volume(mL)500

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07MVLLP9K |
| Best Sellers Rank | #696,603 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,086 in Analytical Reagents |
| Brand | HORIBA |
| Brand Name | HORIBA |
| Container Type | Bottle |
| Customer Reviews | 5.0 out of 5 stars 3 Reviews |
| Item Form | Liquid |
| Item Volume | 500 ml |
| Package Information | Bottle |
| Part Number | 100-4 |
| Volume | 500 ml |

## Product Details

- **Brand:** HORIBA
- **Item Volume:** 500 Milliliters
- **Package Information:** Bottle
- **Item Form:** Liquid

## Images

![HORIBA 100-4 pH 4 Standard Solution +/- 0.02 pH (pH 4.01 at 25° C) - 17 oz (500mL) Bottle, Made in Japan - Image 1](https://m.media-amazon.com/images/I/41tXabpIVmL.jpg)
![HORIBA 100-4 pH 4 Standard Solution +/- 0.02 pH (pH 4.01 at 25° C) - 17 oz (500mL) Bottle, Made in Japan - Image 2](https://m.media-amazon.com/images/I/71Vm150R2WL.jpg)
![HORIBA 100-4 pH 4 Standard Solution +/- 0.02 pH (pH 4.01 at 25° C) - 17 oz (500mL) Bottle, Made in Japan - Image 3](https://m.media-amazon.com/images/I/71oQ+Dx6VtL.jpg)

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**Shop now:** [https://www.desertcart.com.om/products/118343809-horiba-100-4-ph-4-standard-solution-0-02-ph](https://www.desertcart.com.om/products/118343809-horiba-100-4-ph-4-standard-solution-0-02-ph)

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*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-10-11*