Mineral Oils & Fuels
Tests
1. Select the appropriate test from the
list below.
2. Select the disc(s) with the required
measuring range.
3. In addition to the disc(s), it is
necessary to use the comparator instrument, reagent and
glassware as listed.
|
TEST
|
DISC CODE
|
RANGE COVERED
|
CHEMICAL METHOD BASED ON
|
COMPARATOR REQUIRED
|
ACCESSORIES REQUIRED
|
REMARKS
|
|
ANTI-ICING ADDITIVE IN AVIATION
FUELS
|
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|
ANTI-ICING ADDITIVE
|
4/33
|
0.04, 0.06, 0.08, 0.10, 0.12,
0.14, 0.15, 0.16, 0.18%
|
Potassium dichromate
|
Comparator 2000+
|
25 mm cell W680/OG/2
|
Percentage by volume of
diethylene glycol monomethyl ether in aviation
fuels
|
|
ANTI-ICING ADDITIVE
|
4/44
|
0, 0.05, 0.07, 0.08, 0.10,
0.12, 0.15, 0.20%
|
Hexanitrato ammonium cerate
|
Comparator 2000+
|
10ml, 13.5 mm cells
|
As above; conforms to
NATO requirement
|
|
MARKED OILS
|
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|
QUINIZARIN IN MARKED OILS,
ROADSIDE TEST
|
4/43A
|
10, 20, 30, 40, 50, 60, 80,
100% marked oil
|
Sodium hydroxide extraction
|
Comparator 2000+
|
Extraction tube AF262
|
Roadside test to determine
quinizarin in marked oils as prescribed by HM
Customs & Excise. Available as test kit 422310
|
|
QUINIZARIN IN MARKED OILS,
WAREHOUSE TEST
|
4/43B
|
40, 50, 60, 80, 100, 120,
140, 200% recommended dosage
|
Sodium hydroxide extraction
|
Comparator 2000+
|
Extraction tube AF260
|
Available as test kit, AF
626
|
|
EUROMARKER IN KEROSINE, 0 -
150%
|
4/71
|
10, 20, 50, 100, 120, 150%
|
Hydrochloric acid extraction
|
Comparator 2000+
|
Extraction tube AF262
|
Determination of % of
recommended dosage (6 mg/l)
|
|
EUROMARKER IN CLEAN DIESEL,
WAREHOUSE TEST
|
4/72
|
0, 50, 75, 100, 125%
|
Hydrochloric acid extraction
|
Comparator 2000+
|
Extraction tube AF262
|
Determination of % of
recommended dosage (6 mg/l)
|
|
EUROMARKER IN CLEAN DIESEL,
ROADSIDE TEST
|
4/73
|
0, 5, 10, 20, 30, 40, 50, 75,
100% marked oil
|
Hydrochloric acid extraction
|
Comparator 2000+
|
Extraction tube AF262
|
Determination of % of
recommended dosage (6 mg/l)
|
|
CARBONISABLE SUBSTANCES
|
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|
INSOLUBLE CONTENT OF DIESEL
ENGINE OIL
|
4/46
|
0.2, 0.6,0.8, 1.0, 1.2, 1.4,
1.6, 1.8, 2.0% insolubles
|
Colour match with sample
diluted with white spirit
|
Comparator 2000+
|
10ml, 13.5 mm cells
|
Determination of insolubles in
lubricating oil. Available as test kit, AF 508
|
|
WHITE MINERAL OIL
|
-
|
Pass/fail
|
Sulphuric acid wash
|
Comparator 2000+
|
Tube AF260
|
Single filter, for quality
testing of white mineral oils according to ASTM D
565
|
|
LIQUID PARAFFIN
|
-
|
Pass/fail
|
Sulphuric acid wash
|
Comparator 2000+
|
10mm cell W680/OG/10
|
British Pharmacopoeia sulphuric
acid test for carbonisable substances in liquid
paraffin. Single filter.
|
|
LEAD CONTENT
|
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|
TRACE CONCENTRATIONS OF LEAD
|
5/17
|
0.002, 0.004, 0.006, 0.008,
0.010, 0.012, 0.014, 0.016, 0.018, 0.02 mg Pb
|
Dithizone
|
Comparator 2000+
|
10ml, 13.5 mm cells
|
As specified in IP 224 for lead
contents ranging from parts per billion to parts
per million can be determined.
|
|
TRACE CONCENTRATIONS OF LEAD
|
-
|
0, 1, 2, 3, 4, 6, 8, 10,
15 ppb
|
Dithizone
|
Comparator 2000+
|
10ml, 13.5 mm cells
|
Lead in gasoline or naphthas,
UOP Method 350
|