Natural gas engine analysis
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Essential
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Enhanced
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Elite
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| Coolant Indicator |
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| Metals |
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| Nitration |
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| Oxidation |
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| Particle Quantifier (PQ) Index |
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| Soot |
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| Total Acid Number (TAN) |
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| Total Base Number (TBN) |
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| Viscosity* at 40°C or 100°C |
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| Viscosity at 40°C and 100°C |
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| Viscosity Index |
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| Water Vol % Fourier transform infrared spectroscopy (FTIR) |
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| Water Vol % Karl Fischer |
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