H-B DURAC 1.000/1.050 Specific Gravity ASTM 89H Hydrometer for Light Liquids (B61891-0700) Conforms to the accuracy requirements of ASTM hydrometers; ASTM No. 89H Measures specific gravity of light liquids in accordance with the American Society of Testing Materials (ASTM) E100 standards; Range: 1.000/1.050 Commonly used in industries such as food and beverage, chemical, pharmacology, transportation, refrigeration Individually serialized; lead free ballast and glass Packaged with a multi-language (English, French, German, Italian, Portuguese, and Spanish) Statement of Accuracy indicating accuracy traceable to NIST ; Former HB # 89H