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Heathrow Scientific 6755HTS API ASTM Hydrometer, with Thermometer, ASTM 55H, API 39 to 51°, 1/pk

Heathrow Scientific
In stock

API scale hydrometers measure the scale which was selected in 1921 by the American Petroleum Institute (API), the U.S. Bureau of Mines, and the Nat...

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$59.12
$59.12 - $59.12
$59.12
$47.34
$47.34 - $47.34
$47.34
Save 20% Save %
Save 20% Save %
$59.12
$59.12 - $59.12
$59.12
$47.34
$47.34 - $47.34
$47.34

Heathrow Scientific 6756HTS API ASTM Hydrometer, with Thermometer, ASTM 56H, API 49 to 61°, 1/pk

Heathrow Scientific
In stock

API scale hydrometers measure the scale which was selected in 1921 by the American Petroleum Institute (API), the U.S. Bureau of Mines, and the Nat...

View full details
$59.12
$59.12 - $59.12
$59.12
$47.34
$47.34 - $47.34
$47.34
Save 20% Save %
Save 20% Save %
$59.12
$59.12 - $59.12
$59.12
$47.34
$47.34 - $47.34
$47.34

Heathrow Scientific 6757HTS API ASTM Hydrometer, with Thermometer, ASTM 57H, API 59 to 71°, 1/pk

Heathrow Scientific
In stock

API scale hydrometers measure the scale which was selected in 1921 by the American Petroleum Institute (API), the U.S. Bureau of Mines, and the Nat...

View full details
$59.12
$59.12 - $59.12
$59.12
$47.34
$47.34 - $47.34
$47.34
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