Search Catalog   By KeywordBy Item #         All Categories    Specific Gravity Hydrometers H-B Instrument Company Toll Free Phone: 800-4 TEST-Lab (USA & Canada only) Worldwide Phone: 610-489-5500 Toll Free Fax: 800-HBI-FAX2 (USA & Canada only) Worldwide Fax: 610-489-9100 Email: info@hbinstrument.com All Categories > Hydrometers > Specific Gravity Hydrometers    Specific Gravity Hydrometers Click on a Product to view details. NIST TRACEABLE CALIBRATED ASTM HYDROMETERS (19) SPECIFIC GRAVITY ASTM HYDROMETERS FOR LIGHT LIQUIDS (16) SPECIFIC GRAVITY PLAIN FORM HYDROMETER (11) SPECIFIC GRAVITY HYDROMETER SET (2) SPECIFIC GRAVITY ASTM HYDROMETERS FOR HEAVY LIQUIDS (30) SPECIFIC GRAVITY HYDROMETERS (39) PRECISION SPECIFIC GRAVITY HYDROMETERS (22)