World Class Laboratory - Analysis & Testing
Without compromising quality and accuracy, Alex Stewart International ’ s testing laboratories tailor our services to deliver reliable, cost-effective and fast turnaround analytical services for a wide range of clients.
All of our laboratories are strategically located to work with international commerce and industry in Argentina, Brazil, Chile, China, India, Kenya, Malaysia, Peru, Thailand, Ukraine and the UK. All of our chemists are fully qualified and highly experienced, while our laboratories are supported by full sample preparation facilities for bulk samples.
Purpose-built and accredited by UKAS to ISO 17025
Our metal testing laboratory in Liverpool, UK, is accredited by UKAS to ISO 17025 , purpose-built and fully equipped with traditional and modern instrumentation to provide fast, reliable and accurate results for commercial metal testing and metal analysis of copper, zinc, lead, gold, silver, platinum and palladium (also found in auto catalyst products),cobalt, tantalum, titanium, tin, iron, and minor metals from active mine productions.
We do this for metal refineries and on behalf of traders at the consumer end of the metal value chain, as well as geochemical and environmental analysis for approved mining-exploration companies and mine audits for governments in developing countries.
Our aquaculture and agriculture laboratories carry out GAFTA and FOSFA-approved analyses on sealed shipping samples, contract and international reference samples for oils, fats, oilseeds, edible nuts, fatty acids, acid oils, distillates, animal feed, tallow, render, grain, wheat, rye, barley, oats, millet, peas, beans, soya, fish and food products.
Our laboratories in Liverpool in the UK and Shanghai in China also provide food test lab analysis and certification for food-labelling factors such as chemical, nutritional and calorific values, trace metal detections for animal feeds and biomass. Microbiological testing for major pathogenic and spoilage microorganisms includes processed cooked or uncooked meats, food and dairy products.
Robust environmental analysis
Our environmental laboratories work to ISO standards and report organic and non-organic parameters to ppm and ppb levels. Types of environmental analysis include: waters and bacteria in water, pollutants, heavy metals, anions, seawater; soils and sewage treatment for heavy industry; environmentally sensitive mining projects and geological research and development projects.
All of our laboratories combine traditional wet chemistry methods with modern state-of-the-art laboratory instrumentation:
| ICP MS/OES (+Trace Metal Detection). | Gas Chromatography. |
|---|---|
| XRF. | GC mass Spectrometry. |
| Atomic absorption. | Fibertec. |
| Isoperibol calorimeter. | HPLC. |
| DR 2800 spectrophotometer. | Viscometer. |
| Flame photometry. | Karl Fischer. |
| Carbon sulphur detectors. | Titration. |
Our Business
Our Locations
A Global Network
- ASI Inspections, Loads and Discharge Operations
- ASI Laboratory, Sample Preparation and Customer Services
- ASI Government Business Head Quarters
ALEX STEWART ASSAYERS INC<\/p>
TEL:\u00a0001 732 529 4408<\/strong><\/strong><\/p> FAX:\u00a0001 732 529 4411<\/strong><\/strong><\/p> CONTACT:\u00a0RICK HENDRICKS<\/strong><\/strong><\/p> EMAIL:\u00a0rick@asicusa.com<\/a><\/strong><\/p>","category":"false","action":"default","pin":"pin-dot pin-label","x":"0.3666","y":"0.5176","fill":"#000000","color":"#000000","level":"world"},{"id":"sh","title":"Shanghai","pin":"pin-dot pin-label","action":"default","x":"0.7064","y":"0.5669","description":" \u00a0<\/p> ALEX STEWART INSPECTION CHINA LTD<\/strong><\/p> METALS BUSINESS DETAILS<\/strong><\/p> ROOM 301 BUILDING 6,<\/strong> TEL: 00 86 21 586 03193\/202<\/strong><\/p> FAX: 00 86 21 688 62646<\/strong><\/p> CONTACT: JAMES ZHANG\/ANNIE WANG<\/strong><\/p> EMAIL:\u00a0jameszhang@asachina.com<\/strong><\/a><\/p> annie@asachina.com<\/strong><\/a><\/p>","fill":"#eded00","color":"#000000","level":"world"},{"id":"japan","title":"JAPAN","pin":"pin-dot pin-label","category":"false","action":"default","x":"0.7400","y":"0.5349","description":" AS INTERNATIONAL CORPORATION LTD<\/p> TEL:\u00a000 44 151 525 1499<\/strong><\/p> FAX:\u00a000 44 151 523 3760<\/strong><\/p> CONTACT:\u00a0STEPHEN RUSSELL \/ GLENN FORBES<\/strong><\/p> EMAIL:\u00a0stephen.russell@alexstewartinternational.com <\/strong><\/a><\/p> glenn.forbes@alexstewartagriculture.com<\/strong><\/a><\/p> ALEX STEWART INTERNATIONAL KOREA<\/p> TEL:\u00a000 82 234 434341<\/strong><\/strong><\/p> FAX:\u00a000 82 234 434342<\/strong><\/strong><\/p> CONTACT:\u00a0CHRIS LEE<\/strong><\/strong><\/p> EMAIL:\u00a0chris.lee@alexstewartinternational.kr<\/strong><\/a><\/p>","fill":"#000000","color":"#000000","level":"world"},{"id":"Jiangsu ","title":"Jiangsu ","description":" ALEX STEWART (AGRICULTURE) CHINA LTD<\/strong><\/p> AGRI\/FOOD LAB TESTING\u00a0 DETAILS<\/strong><\/p> BUILDING NO. 7, BLOCK NO. 4 NO. 15 JIN YANG RD, HUA QIAO INT\u2019L BUSINESS SERVICE PARK KUNSHAN CITY, JIANGSU PROVINCE P.R.CHINA<\/strong><\/strong><\/p> TEL:\u00a00086 512 3687 2626<\/strong><\/strong><\/p> FAX:\u00a00086 512 3687<\/strong><\/strong><\/p> CONTACT:\u00a0CHEN WEI DONG<\/strong><\/strong><\/p> EMAIL:\u00a0weidong.chen@alexstewartagriculture.com.cn<\/strong><\/a><\/p>","pin":"pin-dot pin-label","category":"false","action":"default","x":"0.7046","y":"0.5556","fill":"#eeee22","color":"#eeee22","level":"world"},{"id":"phi","title":"Philippines","pin":"pin-dot pin-label","category":"false","action":"default","x":"0.7121","y":"0.6542","description":" STEWART SURVEYORS & ASSAYERS INC\u00a0 SITIO BOULEVARD SAMBAG II SAN FERNANDO CEBU THE PHILIPPINES<\/p> TEL:\u00a000 6332 418 8599<\/strong><\/strong><\/p> FAX:\u00a000 6332 514 9365<\/strong><\/strong><\/p> CONTACT:\u00a0MELANIE DE GUZMAN<\/strong><\/strong><\/p> EMAIL:\u00a0may.alexstewart@yahoo.com.ph<\/strong><\/a><\/p>","fill":"#eeee22","color":"#eeee22","level":"world"},{"id":"malaysia","title":"Malaysia","pin":"pin-dot pin-label","category":"false","action":"default","x":"0.6751","y":"0.6799","description":" ALEX STEWART (MALAYSIA) SDN BHD (MALAYSIAN HEAD OFFICE)<\/p> TEL:\u00a000 60 4376 3781<\/strong><\/strong><\/p> FAX:\u00a000 60 4 376 3787<\/strong><\/strong><\/p> CONTACT:\u00a0KRISHAN VADIVELU<\/strong><\/strong><\/p> EMAIL:\u00a0krishnan@alexstewart.com.my<\/strong><\/a><\/p>","fill":"#eeee22","color":"#eeee22","level":"world"},{"id":"singapore","title":"Singapore","description":" C\/O - ALEX STEWART (MALAYSIA) SDN BHD (SE ASIA HEAD OFFICE)<\/p> TEL:\u00a000 60 4 656 5486<\/strong><\/strong><\/p> FAX:\u00a000 60 4 659 6214<\/strong><\/strong><\/p> CONTACT:\u00a0KRISHNAN VADIVELU<\/strong><\/strong><\/p> EMAIL:\u00a0krishnan@alexstewart.com.my<\/strong><\/a><\/p>","pin":"pin-dot pin-label","category":"false","action":"default","x":"0.6771","y":"0.6869","fill":"#eeee22","color":"#eeee22","level":"world"},{"id":"indonesia","title":"Indonesia","pin":"pin-dot pin-label","category":"false","action":"default","x":"0.6936","y":"0.6883","description":" TEL: 00 60 4 656 5486<\/strong><\/p> FAX: 00 60 4 659 6214<\/strong><\/p> CONTACT: KRISHAN VADIVELU<\/strong><\/p> EMAIL: krishnan@alexstewart.com.my<\/strong><\/a><\/p>","fill":"#000000","color":"#000000","level":"world"},{"id":"thailand","title":"Thailand","pin":"pin-dot pin-label","category":"false","action":"default","x":"0.6751","y":"0.6412","description":" ALEX STEWART INTERNATIONAL (THAILAND) CO. LTD. (INSPECTION AND ANALYTICAL SERVICES)<\/p> TEL:\u00a000 66 (0) 274 694 359<\/strong><\/strong><\/p> FAX:\u00a000 66 (0) 274 691 85<\/strong><\/strong><\/p> CONTACT:\u00a0KRISHNAN VADIVELU<\/strong><\/strong><\/p> EMAIL:\u00a0krishnan@alexstewart.com.my<\/strong><\/a><\/p>","fill":"#000000","color":"#000000","level":"world"},{"id":"mumbai","title":"Mumbai","pin":"pin-dot pin-label","action":"default","x":"0.6258","y":"0.6111","description":" ALEX STEWART INTERNATIONAL (INDIA) PVT LTD<\/p> 103\/104, Gulab Building, 1st Floor, 237, P.D\u2019 Mello Road,\u00a0Opp. G.P.O., Fort, Mumbai \u2013 400 001.<\/strong><\/p> Tel: +91 22-22623093 \/ 22651887 \/ 30725591<\/strong><\/p> Contact: Capt. Collin Lopes<\/strong><\/p> Email: ops.mumbai@alexstewartindia.com<\/strong><\/a><\/p> Tel: +91 98198 02827<\/p>","fill":"#000000","color":"#000000","level":"world"},{"id":"Chennai","title":"CHENNAI","description":" ALEX STEWART INTERNATIONAL (INDIA) PVT LTD<\/p> Plot No. L-9, Block No.6, Thiru.Vi.Ka. Industrial Estate,<\/strong><\/p> Guindy, Chennai \u2013 600 032.<\/strong><\/p> Tel: 044-2250 5992 \/ 2250 5993 \/ 2250 5994<\/strong><\/p> Contact: Mr Kushal Roy \/ Mr A.R. Sridhar<\/strong><\/p> Tel: +91 94444 10549 \/ +91 98409 64277<\/strong><\/p> EMAIL:\u00a0ops.chennai@alexstewartindia.com<\/strong><\/a><\/p>","pin":"pin-dot pin-label","action":"default","x":"0.6373","y":"0.6481","fill":"#000000","color":"#000000","level":"world"},{"id":"krishnapatnam","title":"Krishnapatnam","description":" ALEX STEWART INTERNATIONAL (INDIA) PVT LTD<\/p> Harbour Heights, Block I, 1st Floor, Opp. Panchayat Office, Main Road, Muthukur, A.P.,<\/strong> SPSR Nellore District \u2013 524 344 Krishnapatnam<\/strong><\/p> Tel: 00 91 861 237 7757 \/ 237 7767;<\/strong><\/p> Contact: Mr. Nageswaran<\/strong><\/p> Email:\u00a0 ops.krishnapatnam@alexstewartindia.com<\/strong><\/a><\/p> Tel: +91 99871 93039<\/p>","pin":"pin-dot pin-label","action":"default","x":"0.6381","y":"0.6326","fill":"#000000","color":"#000000","level":"world"},{"id":"tu","title":"Tuticorin","pin":"pin-dot pin-label","action":"default","x":"0.6343","y":"0.6586","description":" ALEX STEWART INTERNATIONAL (INDIA) PVT LTD<\/p> TEL:\u00a000 91 461 2312503<\/strong><\/strong><\/p> CONTACT: MR. P. Muthuraja<\/p>
314 RTE 22 WEST SUITE \"C\", GREEN BROOK, NEW JERSEY NJ08812, USA<\/strong><\/strong><\/p>
NO.1000 JIN HAI ROAD, PUDONG DISTRICT,<\/strong>
SHANGHAI P.C. 201206,<\/strong>
PEOPLES REPUBLIC CHINA<\/strong><\/p>
SEFTON BUSINESS PARK, NETHERTON, LIVERPOOL, MERSEYSIDE, L30 1RD<\/strong><\/p>
<\/strong><\/strong><\/p>","fill":"#000000","color":"#000000","level":"world"},{"id":"korea","title":"SEOUL","pin":"pin-dot pin-label","category":"false","action":"default","x":"0.7187","y":"0.5302","description":"
601 PHOENIX BUILDING 323 TEHERAN-RO GANGNAM GU SEOUL KOREA<\/strong><\/strong><\/p>
UDINI SQUARE B02-03-15 LEBU TUNKU KUDIN 3 11700 PENANG MALAYSIA<\/strong><\/strong><\/p>
2-C, JALAN MASJID NEGERI 11600 PENANG MALAYSIA<\/strong><\/strong><\/p>
UDINI SQUARE B02-03-15 LEBU TUNKU KUDIN 3 11700 PENANG MALAYSIA<\/strong><\/p>
BANGNA THANI BLDG 8TH FLOOR 119\/17 MOO. 8, BANGNA-TRAD KM 3 BANGNA, BANGKOK THAILAND 10260<\/strong><\/strong><\/p>
DOOR NO. 2A\/10A, Ground Floor, Pillaiyar Kovil Street, Madathur, Tuticorin, Tamil Nadu - 628008.<\/strong><\/strong><\/p>

