Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Questions & Answers

Code: HB-9LE-4H

MPN: 4H

List: $83.64Save 19%
$67.99

Product Info for HB Instrument Company Plain Form API Hydrometers, ASTM 4H

This family of hydrometers is designed for use in petroleum and petrochemical laboratories for estimating and monitoring vapor and liquid levels. The precision-ground stem will not roll or chatter when the hydrometer is set on aqueous solutions. These hydrometers have a large, easy-to-read, bright yellow glass face, a large, easy-to-read calibration markings on the stem, and are graduated in both mm and mL for quick and accurate readings. Large numerals on the stem identify the type of hydrometer and allow for instant recognition of the type of liquid being measured. Ordering Information: Hydrometers come complete with both plain and frosted stems. Caps measure mm and d. Large numerals on the stem identify the type of hydrometer.image

Specifications for HB Instrument Company Plain Form API Hydrometers, ASTM 4H :

ASTM No.:  4H
Range, °API:  29 to 41
Unit:  Each

HB Instrument Company Plain Form API Hydrometers, ASTM 4H Orderable Models

List of Orderable Models

  • HB Instrument Company Plain Form API Hydrometers, ASTM 4H , MPN: 4H , Code: HB-9LE-4H
Compare (0)