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Fisherbrand™ Twaddell Hydrometers

For use with liquids heavier than water such as milk, sulfuric acid and tanning solutions.

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Catalog No. 11-585C

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  • Permanently marked with individual serial numbers

Order Info

A certificate of calibration is available; simply add the letter “C” to the end of the catalog number when ordering.


A certificate is provided to indicate traceability to standards provided by NIST™.


Accuracy meets or exceeds ASTM™ E 100 specifications, Calibrated according to ASTM E 126 specifications.



300 mm
Soda Lime Glass
48 to 74°
Without 3-pt certification
300mL Borosilicate Glass cylinder
Liquids heavier than Water such as Milk, Sulfuric Acid, Tanning solutions
Product Certifications


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