OMSONS – API ASTM Hydrometer Scale
Thương hiệu : OMSONS
LIÊN HỆ MUA HÀNG : 0286652519
The API Scale was selected in 1921 by the American Petroleum Institute (API), the U.S. Bureau of Mines, and the National Institute of Standards and Technology (NIST) as the standard hydrometer scale for petroleum products. The API Scale is based on the following formula:
The thermometer scale for OMSONS Hydrometers with Thermometers is located in the body. OMSONS ASTM Hydrometers Manufactured in accordance with specifications of ASTM. All instruments are for use as a primary reference standard with national & International.
2163A – 2166A – 2181 API ASTM Hydrometer Scale
| Cat. No | ASTM No. | API Range | Subdivision | Length (mm) |
| 2163A | 21H | 0 to 6° | 0.1° | 165 |
| 2164A | 22H | 5 to 11° | 0.1° | 165 |
| 2165A | 23H | 10 to 16° | 0.1° | 165 |
| 2166A | 24H | 15 to 21° | 0.1° | 165 |
| 2167 | 25H | 20 to 26° | 0.1° | 165 |
| 2168 | 26H | 25 to 31° | 0.1° | 165 |
| 2169 | 27H | 30 to 36° | 0.1° | 165 |
| 2170 | 28H | 35 to 41° | 0.1° | 165 |
| 2171 | 29H | 40 to 46° | 0.1° | 165 |
| 2172 | 30H | 45 to 51° | 0.1° | 165 |
| 2173 | 31H | 50 to 56° | 0.1° | 165 |
| 2174 | 32H | 55 to 61° | 0.1° | 165 |
| 2175 | 33H | 60 to 66° | 0.1° | 165 |
| 2176 | 34H | 65 to 71° | 0.1° | 165 |
| 2177 | 35H | 70 to 76° | 0.1° | 165 |
| 2178 | 36H | 75 to 81° | 0.1° | 165 |
| 2179 | 37H | 80 to 86° | 0.1° | 165 |
| 2180 | 38H | 85 to 91° | 0.1° | 165 |
| 2181 | 39H | 90 to 96° | 0.1° | 165 |
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Education Supplies
Brix (°Bx)
API Scale Hydrometers
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