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Frequently asked questions about Bacteriology and Microbiology tests, FAQ

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Links to our other web pages:. S cerevisiae on Chloramphenicol Agar. Clostridium perfringens colonies under UV light. Sieving using test seives. Know the Microbiology Laboratory Terms. Preservation and Storage of Cell Cultures. Coliforms include a wide range of organisms, such as E. coli, Klebsiella, Citrobacter and Enterobacter. Coliforms are defined as lactose fermenting gram-negative normal enteric (relating to the intestine) flora. Coliforms, other than E.coli, are regarded as mostly ...An organism i...

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Testing labs, ISO 17025 accredited Chemical and Microbiology, Southern Africa

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Welcome to our library of photos of staff and events! Staff, Durban 2012. Staff celebrating Shahistah 10 year anniversary, 2012. Snapshots from our End of Year function, December 2014! Staff lab training, Durban 2015. Laboratory Skills Training Course for Industry, September 2015, Durban. Snapshots from our End of Year function, December 2015! Privacy Policy and Disclaimers-.

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Laboratory Safety in Chemical Lab and Good Laboratory Practice

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Links to our other web pages:. Coliforms growing on MUG Agar. Staph aureus on Baird Parker Agar. Sieving using test seives. Safety in the Laboratory. A list of all chemicals used and stored should be kept; also a MSDS (Material Safety Data Sheet) for each chemical must be kept on the premises. Some other examples of hazardous chemicals are: bromine liquid; sodium metal (stored under naptha or paraffin), potassium metal, phosphorous metal (stored under water). These should be isolated and stored separ...

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Lab Factors and Unit Conversion Equations

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Links to our other web pages:. Coliforms growing on MUG Agar. Staph aureus on Baird Parker Agar. Hazards in Chemical Lab. Weight or mass units. Liquid or volume units. Recipe or cooking conversions. Parts per million = ppm = 1 part solute in 1 000 000 parts solution. 1 microgram/liter (ug/l) = 1 part per billion (ppb). 1 ppm by volume = 1 mg/l = 1 microgram/ml = 1 ng/microliter = 1 % m/v x 0.0001. 1 ppm by weight = 1 mg/kg = 1 microgram/g = 1 ng/mg = 1 % m/m x 0.0001. BACK TO TOP OF PAGE. 1 ounce x 28&#4...

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ISO 17025 Chemistry Laboratory Testing Labs, SA

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List of Chemical Tests. Links to our other web pages:. Some photos from our Laboratories:. Coal and Charcoal Tests. Moisture or humidity;. Water Activity measurements;. Fats and oils;. Sugars and starches;. Energy Value, calories or kiloJoules;. Colour measurements; Lovibond, Pt-Co, Gardner;. Food Poisoning investigations;. Insecticide residues screening for organo-phosphates and carbamates;. BACK TO TOP OF PAGE. Tests according to SANS requirements;. Swimming pool water;. BACK TO TOP OF PAGE.

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Accredited ISO 17025 Laboratory for Testing Microbiology and Chemical at Chem-Science Laboratories, South Africa

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Laboratory Testing and Services. Links to our other web pages:. Some of the products that we have tested:. Water and waste-waters;. Marine ballast water;. Bunker fuel oils;. Environmental air filters and monitors;. Sanitizers, detergents and disinfectants;. Bottled water, energy drinks, beverages and fruit juices;. Raw Meat and Meat products;. Milk and Dairy products;. Sugars, syrups and molasses;. Flour and Bakery products;. Poultry and Egg products;. Herb and Spice products;. Coal, coke and charcoal;.

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Laboratory Techniques for Chemical Testing laboratories

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Links to our other web pages:. Coliforms growing on MUG Agar. Staph aureus on Baird Parker Agar. Hazards in Chemical Lab. How to Laboratory Techniques:. Solvents for UV Spectro. HOW TO READ LABEL ON CHEMICAL REAGENT BOTTLE. WHAT IS A CHEMICAL REAGENT BOTTLE? DO YOU KNOW WHAT ALL THE INFORMATION MEANS ON THE LABEL OF A CHEMICAL REAGENT BOTTLE? The minimum amount of information that should be printed on a label, is the following:. Name of manufacturer, or supplier:. Manufacturer catalogue or product number:.

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Testing Labs at Durban, South Africa

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List of Microbiology Tests. Links to our other web pages:. Lab photos of various bacteria growing on petri dishes:. Testing DNA by PCR. Coliforms growing on MUG Agar. Staph aureus on Baird Parker Agar. List microbiological and bacteriology tests:. Total Mesophilic Aerobic Plate Count/Colony Count ;. Total Anaerobic Plate Count/Colony Count ;. Total Microaerophilic Plate Count/Colony Count;. Total Thermophilic aerobic Plate Count/Colony Count;. Total Psychrotrophic Count;. Total Coliform ;. Presence of an...