---
product_id: 151443831
title: "OHAUS ST300-B Starter 300 Portable pH Meter, 0.00 – 14.00 pH Range, 1.38\" Height, 6.69\" Length, 3.54\" Width"
brand: "ohaus"
price: "$801.52"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/151443831-ohaus-st300-b-starter-300-portable-ph-meter-0-00
store_origin: US
region: United States of America
---

# 0.00–14.00 pH range precision Auto buffer recognition & calibration icon 4 AAA batteries included for on-the-go use OHAUS ST300-B Starter 300 Portable pH Meter, 0.00 – 14.00 pH Range, 1.38" Height, 6.69" Length, 3.54" Width

**Brand:** ohaus
**Price:** $801.52
**Availability:** ✅ In Stock

## Summary

> 📊 Elevate your measurements—precision that travels with you!

## Quick Answers

- **What is this?** OHAUS ST300-B Starter 300 Portable pH Meter, 0.00 – 14.00 pH Range, 1.38" Height, 6.69" Length, 3.54" Width by ohaus
- **How much does it cost?** $801.52 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/151443831-ohaus-st300-b-starter-300-portable-ph-meter-0-00)

## Best For

- ohaus enthusiasts

## Why This Product

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

## Key Features

- • **Ready Out of the Box:** Includes 4 AAA batteries so you can start measuring immediately—no extra purchases needed.
- • **Smart Calibration System:** Auto buffer recognition and calibration icon ensure hassle-free, reliable readings every time.
- • **Temperature Compensation:** Automatic and manual temperature adjustments guarantee consistent accuracy in any environment.
- • **Compact & Portable Design:** Lightweight 5.6 oz with wrist strap—perfect for fieldwork or quick lab checks.
- • **Precision pH & ORP Measurement:** Accurately gauges pH and oxidation-reduction potential for lab-grade results anywhere.

## Overview

The OHAUS ST300-B Starter 300 is a portable pH meter offering a full 0.00 to 14.00 pH range and oxidation-reduction potential measurement. Designed for professionals on the move, it features automatic/manual temperature compensation, auto buffer recognition, and a clear LCD display. Compact and lightweight with included batteries and wrist strap, it delivers lab-quality accuracy wherever you need it.

## Description

After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in the form of a portable pH meter. This portable meter offers convenience, reliability and durability in one compact design.

## Features

- Ph., oxidation-reduction potential (orp) measurement
- Liquid crystal display (lcd)
- 4 aaa batteries (included)
- Abs housing, wrist strap
- Automatic and manual temperature compensation, auto buffer recognition, calibration icon

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B07574GMGW |
| Best Sellers Rank | #1,336,436 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #1,083 in Lab pH Meters |
| Date First Available | August 29, 2017 |
| Item Model Number | ST300-B |
| Item Weight | 5.6 ounces |
| Manufacturer | Ohaus |
| Package Dimensions | 14 x 7 x 5.5 inches |

## Images

![OHAUS ST300-B Starter 300 Portable pH Meter, 0.00 – 14.00 pH Range, 1.38" Height, 6.69" Length, 3.54" Width - Image 1](https://m.media-amazon.com/images/I/61FQZlFlerL.jpg)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-08-15*