Centrifuge Tubes, Petrochemical Centrifuge Tube, Kimble | DWK Life Sciences
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Centrifuge Tubes, Petrochemical Centrifuge Tube, Kimble | DWK Life Sciences
Petrochemical Centrifuge Tubes
KIMAX® oil centrifuge tubes used in the determination of water and sediment in crude mineral oils, fuel oils and other petroleum products (D1796 and MPMS 10.4 standards); in determination of volume of precipitate formed by centrifuging definite quantities of steam cylinder stocks and black oils and other lubricating oils (ASTM D91 and D128); and in testing for acidity of distillation residues or hydrocarbon liquids of gasoline or petroleum solvents (ASTM D1093).
API Graduated Centrifuge Tubes (C303-1)
Used to determine the bottom sediment and water in petroleum.
- KIMAX tube with a long taper
- Calibrated to contain
- Scale, legend and marking spot are durable white ceramic enamel
- Referred to as the “finger” tube
- Made in accordance with the former specifications of the American Petroleum Institute (API Standard 2542)
- Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
6" Short Cone Oil Centrifuge Tubes (C303-2/C303-3)
KIMAX tube designed for field use in testing petroleum.
- Calibrated to contain
- Scale and legend are durable white ceramic enamel
- C303-3 are graduated in %. 100mL equals 200%
- Top is tooled to accept snap cap
- Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
8" Oil and Weathering (End Point Index) Centrifuge Tubes (C303-4/C303-5)
Used in the determination of residues in Liquified Petroleum (LP) gases, ASTM Method D2158.
- Calibrated to contain
- Scale and legend are durable white ceramic enamel
- Top is tooled to accept snap cap
- Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
| |
Graduation Intervals (mL) |
Tolerance (mL) |
| C303-1 |
0-3 in 0.2; 3-10 in 0.5; 10-50 in 1 |
0 to1 – ±0.10; above 1 to 2 – ±0.15; above 2 to 5 – ±0.20; above 5 to 10 – ±0.40; above 10 to 25 – ±0.50; above 25 – ±1.00 |
| C303-2 |
0.05mL |
|
| C303-3 |
1mL |
|
| C303-4 |
0-1 in 0.05; 1-3 in 0.1; 3-6 in 0.2; 6-10 in 0.5; 10-100 in 1 |
0 to 0.1 - ±0.02, above 0.1 to 0.30 - ±0.03, above 0.3 to 1 - ±0.05, above 1 to 3 - ±0.10, above 3 to 5 - ±0.20, above 5 to 10 - ±0.50, above 10 - ±1.00 |
| C303-5 |
0-0.5 in 0.05; 0.5-2 in 0.1; 2-3 in 0.2; 3-5 in 0.5; 5-10 in 1; 10-25 in 5; 25-100 in 25 |
0 to 0.1 - ±0.02; above 0.1 to 0.3 - ±0.03; above 0.3 to 1 - ±0.05; above 1 to 3 - ±0.10; above 3 to 5 - ±0.20; above 5 to 10 - ±0.50; above 10 - ±1.00 |