BRUINS INSTRUMENTS
Spectrophotometerfor quick and easy control of
Food
BRUINS INSTRUMENTS
• 1979 founded by Hans Joachim Bruins• 1980 High end spectrophotometer
developed• 1982 Development of the
monochromator, basic electronics and software of the InfraTec
• 1982 - 1999 delivery of more than 5000 InfraTec monochromators to Tecator
BRUINS INSTRUMENTS
• 1988 Introduction of OMEGA 20
• Modular design• UV-VIS-NIR• Transmission• Reflectance• Transflectance
BRUINS INSTRUMENTS
• 1998 OMEGA 40 process spectrophotometer
• OnLine analysis via fibre optic technique
• Up till 8 channel simultaneous measurements
• Measurement < 1 second
BRUINS INSTRUMENTS
• 1999 OmegAnalyzer F for food analysis
• NIR Transmission measurements from 730nm till 1100nm
• Analysis time < 1 minute
BRUINS INSTRUMENTS
• 2000 OmegAnalyzer G for whole grain
• NIR Transmission measurements from 730nm till 1100nm
• Analysis time < 1 minute
BRUINS INSTRUMENTS
• 2001 OmegAnalyzer S whole grain for small sample volume e.g. Plant breeding etc.
• Transmission measurements from730nm till 1100nm
• Analysis < 1 minute
BRUINS INSTRUMENTS
• 2002 InfraScan for powder, meal and liquids
• Reflectance measurements
• 380nm till 2600nm
• Analysis < 1 minute
BRUINS INSTRUMENTS
• 2003 AgriCheck for whole grain
• NIR Transmission measurements from 730nm till 1100nm
• Analysis time < 1 minute
BRUINS INSTRUMENTS
• 2006 FoodCheck for production area
• Stainless steel casing, completely sealed, IP65
• NIR Transmission measurements from 730nm till 1100nm
• Analysis time < 1 minute
BRUINS INSTRUMENTS
• Sample presentation in Petry dish
• By removing the sample holder easy cleaning due to flat surface
BRUINS INSTRUMENTS
• 2007 MultiCheck for whole grain, flour, mixed feed etc.
• NIR Transmission and Reflectance measurements
• Analysis time < 1 minute
BRUINS INSTRUMENTS
• MultiCheck• NIR Transmission
for whole grain• NIR Reflectance
for powder products like flour, bran, mixed feed, meal
• Analysis time < 1 minute
BRUINS INSTRUMENTS
• 2008 FoodCheck Plus for meat and dairy industry
• NIR Transmission and Reflectance measurements
• Analysis time < 1 minute
BRUINS INSTRUMENTS
• FoodCheck Plus• NIR Transmission for
meat, cheese, butter, yoghurt
• NIR Reflectance for powder products like spices, milk powder
• Analysis time < 1 minute
NIR = Near Infrared Spectroscopy
Wavelength of Light
UV > VIS > NIR >(M)IR
nm 380 750 11002500
(NIT / NIR)
Energy of Light
BRUINS INSTRUMENTS
Molecular Vibrations
BRUINS INSTRUMENTS
Molecular Vibrations
BRUINS INSTRUMENTS
Molecular Vibrations
BRUINS INSTRUMENTS
NIR active groups
O-H Water, Alcohol
C-H Carbohydrates (Starch, Sugar, Cellulose)
Fat / Oil
N-H Protein
BRUINS INSTRUMENTS
NIR AnalysisTypical properties analysed by NIR are
organic compounds like
Oil
Protein
Starch
And
Water
Useful concentration are in % range,
ppm or ppb level are normally impossible.
BRUINS INSTRUMENTS
BRUINS INSTRUMENTS
• AgriCheck or OmegAnalyzer G/S
• Wheat:– Protein– Moisture– Starch– Gluten– Sedimentation
BRUINS INSTRUMENTS
•AgriCheck or OmegAnalyzer G/S
• Barley:– Protein– Moisture
BRUINS INSTRUMENTS
• AgriCheck or OmegAnalyzer G/S
• Malt:– Protein– Moisture
BRUINS INSTRUMENTS
• AgriCheck or OmegAnalyzer G/S
• Maize:– Protein– Moisture– Starch– Oil
BRUINS INSTRUMENTS
• AgriCheck or OmegAnalyzer G/S
• Soybeans:– Protein– Moisture– Fibre– Oil
BRUINS INSTRUMENTS
• OmegAnalyzer G/S• Rape seed:
– Moisture– Oil
BRUINS INSTRUMENTS
• FoodCheck: Meat and sausages– Fat– Water– Protein– Collagen - Non collagen
protein– (Salt)
BRUINS INSTRUMENTS
• FoodCheck: Pet Food– Fat– Water– Protein– Collagen– (Salt)
BRUINS INSTRUMENTS
• FoodCheck: Convenience products (precooked food)
– Fat– Water– Protein– (Salt)– (Total energy)
BRUINS INSTRUMENTS
• FoodCheck: Dairy products (cheese, butter,
yoghurt)– Fat– Total solids– Protein– Lactose– (Salt)
BRUINS INSTRUMENTS
• FoodCheck: Confectionary (chocolate, sweets, marzipan, honey, molasses)
– Fat– Water – Total Solids– Sugar
BRUINS INSTRUMENTS
• FoodCheck: Ketchup, mayonnaise, mustard, salad
dressing– Total solids– Fat– Sugar– (Salt)
BRUINS INSTRUMENTS
• FoodCheck: Olives etc.– Moisture– Iodine value– Oil– Saponification value
BRUINS INSTRUMENTS
•InfraScan: Flour– Protein– Moisture– Starch– Gluten– Zeleny– (Ash)
BRUINS INSTRUMENTS
• InfraScan: Milk Powder– Fat– Moisture– Protein– Lactose– (Ash)
BRUINS INSTRUMENTS
• InfraScan: Chocolate and ingredients
Cocoa, Milk powder etc.
– Fat– Moisture– Sugar
BRUINS INSTRUMENTS
• InfraScan: Hops– Moisture– α-Acids
BRUINS INSTRUMENTS
• MultiCheck: Mixed Feed / - Ingredients
– Protein– Moisture– Fat– Starch– Fibre– (Ash)
BRUINS INSTRUMENTS
• MultiCheck: Oil Seeds / - Meal– Protein– Moisture– Fat– Starch– Fibre– (Ash)
BRUINS INSTRUMENTSAgriCheck & OmegAnalyzer Calibration
Wheat protein: N=163, SEP=0.136, R² = 0.9885
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
10.0 11.0 12.0 13.0 14.0 15.0 16.0 17.0 18.0
BRUINS INSTRUMENTSOmegAnalyzer Calibration
Flour protein: N=120, SEP=0.177, R² = 0.9801
10.00
10.50
11.00
11.50
12.00
12.50
13.00
13.50
14.00
14.50
15.00
10.0 10.5 11.0 11.5 12.0 12.5 13.0 13.5 14.0 14.5
BRUINS INSTRUMENTSOmegAnalyzer Calibration
Flour moisture: N=120, SEP=0.124, R² = 0.939
11.00
11.50
12.00
12.50
13.00
13.50
14.00
14.50
15.00
11.5 12 12.5 13 13.5 14 14.5 15
BRUINS INSTRUMENTSOmegAnalyzer Calibration
Meat Fat: Total range 1.2 - 91.2%, SEC=1.7, R² = 0.992
BRUINS INSTRUMENTSOmegAnalyzer Calibration
Meat Water: Range 6.6 - 75.3%, SEC=1.6, R² = 0.989
BRUINS INSTRUMENTSOmegAnalyzer Calibration
Meat Protein: Range 2.3 - 24.3%, SEC=0.7, R² = 0.971