4 ISSUE NO. V1.3 DATE 12/12/00
4
Colour Scales Scope Range 995 995/P 950 950/P
AOCS-Tintometer Special red and yellow version of the Lovibond RYBN
scale used for oils, fats and derivatives
0 - 20 Red, 0 - 70 Yellow ••
ASTM Colour A wide range of petroleum products including lubricating
oils, heating oils and diesel fuel oils
0.5 - 8 units ••
beta Carotene Direct measurement of content in parts per million 0 - 1000 ppm •o
Chlorophyll A & B Direct measurement of content in parts per million 0 - 100 ppm •o
FAC Dark oils and fats including tallows and greases 1 - 45 (odd numbers) •
Gardner Colour Oils & chemicals from pale yellow to red including
lecithins, resins, drying oils & fatty acids
1 - 18 units ••
Hess-Ives Units Chemicals and surfactants •
Iodine Oils and chemicals ranging from yellow to brown 0 - 500 units •
IP Units Light coloured products such as refined undyed motor
fuel, white spirit or kerosene
Water White (0.25) to
Standard White (4.0)
•
Klett Colour Detergents and surfactants 0 - 1000 units •
Kreis Value Quality testing of fats and oils for oxidative rancidity Depends on concentration
& path length
•
Lovibond RYBN Oils, fats, chemicals, resins and other transparent
liquids in terms of Lovibond Red, Yellow, Blue and
Neutral units
0 - 70 Red, Yellow; 0 - 40
Blue; 0 - 3.9 Neutral
•••
Pt-Co/Hazen/APHA
Colour
Clear oils, chemicals and petrochemicals such as
glycerine, plasticisers, solvents, carbon tetrachloride,
and petroleum spirits.
0 - 500 mg Pt/l •••
Saybolt Colour Light coloured petroleum products including aviation
fuels, kerosine, white mineral oils, hydrocarbon solvents
and petroleum waxes
-16 (darkest) to +30
(lightest)
••
AF960 Lovibond Abridged red and yellow scale that was introduced on
the AF960, an early electronic colorimeter. Use not
recommended.
0 - 20 Red, 0 - 70 Yellow •
AF960 AOCS Similar to AOCS-Tintometer Colour but modified for use
on the AF960. Use not recommended.
0 - 20 Red, 0 - 70 Yellow •
CIE Values X Y Z tristimulus values Defined by spectrum ••••
x y Y chromaticity co-ordinates locus ••••
L*c*h* colour space ••
CIE L*a*b* colour space ••••
Hunter L a b colour space ••
∆Ecolour difference ••••
Spectral data Transmittance (full spectrum + specified wavelengths) 0 - 100% ••••
(420 - 710 nm) Optical density 0 - 2.5 ••
Optional Items
Integrated heater unit A factory fitted option for maintaining samples such as fats and waxes in a liquid
state.
o o o o
Windows software for
data capture on PC
Allows data sets to be automatically downloaded to a PC computer where they can
be processed or stored. It also permits remote control of the instrument
••o o
Conformance filter
sets
Sets of graded glass filters, representing a spread of colours from each of the main
scales, are available for quick and simple calibration checks.
o o o o
•included as standard o optional item
Accessories supplied
The accessories kit includes optical glass cells of the appropriate type and path length for each of the colour scales included (see
below), a calibrated glass conformance filter and a spare lamp.
No. Supplied by Instrument Version
Order Code Cell Designation PFX995 PFX995
+ heater
PFX995/P PFX995/P
+ heater
PFX950 PFX950
+ heater
PFX950/P PFX950/P
+heater
60 59 60 W600/OG/10 mm 1 1 1
65 59 60 W600/B/10 mm 1 1 1
60 60 10 W600/OG/33 mm 1 1
65 60 10 W600/B/33 mm 1 1
60 60 30 W600/OG/100 mm 1 1 1
65 60 30 W600/B/100 mm 1 1 1
60 60 80 W600/OG/1" 1 1 1
65 60 80 W600/B/1" 1 1 1
60 61 30 W600/OG/5¼" 1 1
65 61 30 W600/B/5¼" 1 1
60 61 50 W600/OG/6" 1
65 61 50 W600/B/6" 1
Additional and replacement optical glass cells with path lengths from 1/16" up to 6" are available to suit individual requirements.
