|AGRICULTURE & ENVIRONMENTAL
Alex Stewart International performs the full range of FOSFA approved analytical tests for Bio-mass, Bio-fuels and all related by-products in accordance with the international EN 14214 quality requirements.
In this fast developing industry sector the extensive experience of our professional analysts and internationally accredited laboratories are critical advantages. Meticulous analysis and fast effective turnaround times are assured.
Our procedures for Bio-mass covers the full analytical spectrum for phosphate, fat content, oil, moisture, ash, gross calorific value, fibre and carbohydrates.
||• Rape meal: Oil, moisture, protein ash
|• Moisture (KF)
||• OSR & Oil: Full Analytical Services
Environmental - Soil, Air & Water Analysis
Our laboratories in Argentina, Chile, Norway, Peru, Singapore and UK provide environmental services to agricultural, food, construction, petro-chemical, recycling and waste management industries. Analytical services are supported by sampling, sample collection, e-certification, technical consultancy and friendly customer attention.
|• Potable water
||• Sea and fresh water
|• Bottled mineral water
||• Swimming, Jacuzzi and spa pools
|• Processed wastewater
||• Effluence and sewage water
|• Landfill and soil
||• Surface hygiene
A total of 240 analytical tests can be performed, including full metal analysis. Frequently requested tests include:-
|• Ammonia, nitrogen
||• Chromium, total
|• Chlorine, free
|• Chlorine, total
|• Chromium, hexavalent
||• Suspended solids
||• Volatile Acids
Microbiological Testing in Soil and Water
Complete analysis is available for:
Escherichia coli presumptive/confirmation
TVC @ 22º, 30º & 37º
Alex Stewart International operates GAFTA approved fertiliser laboratories in Argentina, Chile, India, Peru, UK and the Ukraine. Fast and accurate fertiliser analysis is carried out by experienced and qualified chemists using both classical and modern methodology:-
|• Kjeldahl method for Nitrogen
||• ICP for Magnesium sulphate and Potassium
|• Gravimetric method for phosphates
||• Biuret in urea by spectrophotometric method
Feed & Food - Microbiological Testing and Nutritional Analysis
Alex Stewart International is an independent and approved microbiological testing laboratory for animal feed. We also provide analytical services for your foodstuffs especially if you need detailed nutritional information for food labelling purposes our laboratories are your natural choice. Our accredited analytical services enable you to meet food labelling and safety regulations, achieve best practice and, above all, satisfy your consumers.
Laboratories in Argentina , Chile, Ecuador, Norway, Peru, Turkey, Singapore and the UK carry out the most accurate time focused microbiological testing and food analytical services available to the sector. By working in accordance with ISO 17025 and towards UKAS standards, we offer fast turnaround times for trace metals, calorific values and nutritional values (Groups I and II) in groceries, cooked or raw meats, dairy products, processed foods and exports – meat, fish, honey, milk, coffee, cocoa and beverages.
|• Fats and fatty acid
||• Bacillus cereus
||• Salmonella sp
|• Sugars & starch
||• Bacillus cereus
|• Energy value
|• Calorific value
||• Straphylococcus aureus
Grains - GAFTA Analyst and Superintendent
A superintendent and analyst member of the Grain and Feed Trade Association (GAFTA), Alex Stewart International works closely with many of the world's leading grain traders and provides independent monitoring, testing, technical inspection and consultancy, in full compliance with GAFTA's sampling rules.
We can also arrange fumigation services, to ensure that cargoes are transported in the correct and approved condition, and a variety of collateral management services, such as crop monitoring, storage supervision for grains, control of transportation between storage facilities, loading and discharge , and certifying overall quantity and quality aspects.
Technical consultancy services represent another speciality area at Alex Stewart Agriculture . Our strategically and commercially located operational offices offer support and advice regarding ports and silos, and provide informative interpretation of the latest industry standards concerning the sampling and analysis of grains and cereals are transported in the approved and correct condition.
Grains, wheat, barley, maize, oats and soybean analysed and certified for quality include the following tests:-
| Protein or nitrogen
| Specific weight
|| Hectolitre weight
| Hagberg falling number
|| Radiation tests
|| GMO tests
Oils, Fats and Oilseeds - FOSFA Analyst and Superintendent
Alex Stewart International is an established and internationally recognized superintendent member of the Federation of Oils Seeds and Fats Associations (FOSFA), the Palm Oil Refiners Association of Malaysia (PORAM) and the Malaysian Palm Oil Board (MPOB).
|• Groundnut oil
||• Cottonseed oil
||• Sunflower Oil
|• Rapeseed oil
||• Olive oil
|• Soybean oil
||• Corn oil
|• Palm oil
||• Palm kernel oil
||• Sunflower seed
|• Coconut oil
|• Fish oil
Alex Stewart International's strategically located FOSFA oils, fats and oilseeds laboratories are located in Argentina, India, Peru, Ukraine and the U.K. (A Norman Tate and Co Ltd) to provide fast accurate results and a comprehensive range of analytical services to the industry, tests include:-
||• Free fatty acids
||• Unsaponifiable matter
||• Metal trace elements
|• Lovibond colour
||• Volatile matter
Rice - GAFTA Analysts and Superintendents
Well established in the analysis and inspection of rice shipments, we provide the complete service portfolio, including pre-shipment inspection, supervision of loading and discharge, sampling, weight control and tallying to analysis in our GAFTA approved laboratories.
Our laboratories in Argentina, Chile, India, Norway, Peru, Thailand and the UK are equipped with the latest instrumentation, from precision balances to gas chromatographs and polarimeters.
||• Foreign matter
||• Test weight
||• Specific weight
|• Milling quality
Sugar - London Sugar Associate
We are able to provide a full range of inspection and analytical services to the sugar industry. Refined, raw, bulk, bagged and liquid sugars are all effectively analysed with the company's characteristic speed and precision.
Dedicated sugar laboratories in Argentina, Brazil, Chile, Kazakhstan, Peru, Singapore and the UK enable us to provide a fast, reliable and accurate service to the international sugar trade. These well-equipped laboratories are members of the Sugar Association of London (SAL) and participate in quarterly round-robin analytical exercises, to ensure a consistently high quality service, whilst maintaining the rapid turnarounds the international trade requires. Analytical services include:-
For further information, please email: firstname.lastname@example.org or email@example.com or call direct + 44 151 525 1488