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Do not make orders from our website, if orders are needed, please call us at 918-251-0353 or visit us at robinsonmfgcoinc.com.

Robinson Manufacturing Co., Inc. is pleased to announce our acquisition of the Refinery Supply Co. beginning July 1st, 2026.

Refinery Supply Co. has been a premier manufacturer of dead weight gauges and testers as well as many other testing instruments for the oil and gas industries for over 100 years.

Robinson Manufacturing Co., Inc. has been setting the standard for oil centrifuges and petroleum products since 1954. Family owned and operated, we take pride in our quality and customer service. Our products are hand-made in the USA with industrial grade materials and components following ASTM and API testing standards.

You can contact customer service at 918-251-0353 or via e-mail at joey@robinsonmfgcoinc.com or rodney@robinsonmfgcoinc.com. While your point of contact will change the manufacturing processes will remain the same.

We value your business and look forward to continuing our business relationship.

If you have any questions, please reach out to me at william@robinsonmfgcoinc.com.

Regards,
Rico A. Tejeda
President

403A094 Thermo-hydrometer 0.500-0.650, +30/90F, ASTM 101H Safety-Blue (16850-000)
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  • /media/19515/19515__2.jpg403A094 Thermo-hydrometer 0.500-0.650, +30/90F, ASTM 101H Safety-Blue (16850-000)
Item# 403A094

403A094 Thermo-hydrometer 0.500-0.650, +30/90F, ASTM 101H Safety-Blue (16850-000)

Price

$0.00 / each

Product Description

*** CALL ROBINSON MFG FOR PRICING 918-251-0353 ***
Liquid Fill: Safety-Blue (Non-m
Specific Gravity Range: 0.500-0.650
Subdivisions: 0.001 degrees
Temperature Range: +30/90 degrees F
Length: 15" (380mm)
Per ASTM 101H Standards

Details

LPG Specific Gravity Thermo-hydrometer, combined form with thermometer in body. For use in 16852-000 LPG Pressure Hydrometer Cylinder in the petroleum industry (ASTM D-1567).

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