---
product_id: 101332047
title: "Chase Instruments ASTM4H ASTM American Petroleum Institute Hydrometer, 4H ASTM, 29 to 41 API Range, 0.1mm Interval, 330mm Length"
brand: "chase instrument"
price: "$76.42"
currency: USD
in_stock: true
category: "Chase Instrument"
url: https://www.desertcart.us/products/101332047-chase-instruments-astm4h-astm-american-petroleum-institute-hydrometer-4h-astm
store_origin: US
region: United States of America
---

# Precision 0.1mm intervals 29-41 API range 330mm length for stability Chase Instruments ASTM4H ASTM American Petroleum Institute Hydrometer, 4H ASTM, 29 to 41 API Range, 0.1mm Interval, 330mm Length

**Brand:** chase instrument
**Price:** $76.42
**Availability:** ✅ In Stock

## Summary

> ⚖️ Elevate your lab game with precision that commands respect

## Quick Answers

- **What is this?** Chase Instruments ASTM4H ASTM American Petroleum Institute Hydrometer, 4H ASTM, 29 to 41 API Range, 0.1mm Interval, 330mm Length by chase instrument
- **How much does it cost?** $76.42 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/101332047-chase-instruments-astm4h-astm-american-petroleum-institute-hydrometer-4h-astm)

## Best For

- chase instrument enthusiasts

## Why This Product

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

## Key Features

- • **Optimal Size:** 330mm length ensures stable, reliable measurements every time
- • **Fine Resolution:** Graduated in 0.1mm intervals for ultra-precise readings
- • **Industry Standard:** Preferred reference in government & private labs worldwide
- • **Certified Accuracy:** Meets ASTM & API standards for trusted lab precision
- • **Seamless Compatibility:** Designed for use with tall cylinders, fitting your lab setup perfectly

## Overview

The Chase Instruments ASTM4H Hydrometer is a rigorously certified, ASTM and API-compliant tool designed for precise petroleum density measurement within a 29-41 API range. Featuring 0.1mm graduation intervals and a 330mm length, it serves as a trusted primary reference standard in professional laboratories, ensuring unmatched accuracy and reliability.

## Description

Manufactured strictly in accordance with all applicable ASTM specifications, these units have become the industry standard for close, accurate readings. All instruments in this series are suitable for certification and as such serve as primary reference standards in many governmental and private laboratories.

## Features

- Graduated in American Petroleum Institute scale in accordance with ASTM Hydrometer Standards E-100; API standard 526
- As required for ASTM Standard D 287
- Federal Test Method Standard No. 791, method 401.4; ANSI Z11.31; and API Standard 526
- All sizes require tall cylinder

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00EPNZTP4 |
| Best Sellers Rank | #1,723,221 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #710 in Lab Hydrometers |
| Date First Available | March 2, 2012 |
| Item Weight | 3.2 ounces |
| Item model number | ASTM4H |
| Manufacturer | Chase Instrument |
| Package Dimensions | 13.5 x 1.3 x 1.1 inches |

## Images

![Chase Instruments ASTM4H ASTM American Petroleum Institute Hydrometer, 4H ASTM, 29 to 41 API Range, 0.1mm Interval, 330mm Length - Image 1](https://m.media-amazon.com/images/I/4142sUOBsYL.jpg)

## Frequently Bought Together

- Chase Instruments ASTM4H ASTM American Petroleum Institute Hydrometer, 4H ASTM, 29 to 41 API Range, 0.1mm Interval, 330mm Length
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-19*