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Electron Microscopy Sciences

Technical Data Sheets

Decon 90: Certificate of Analysis

EMS Catalog #60505

Product
Decon 90
Laboratory Reference Number 00188082
Date of receipt 06 March 2001
Storage conditions Room temperature
Active substance(s)

Not known

Test method and its validation

Method
Dilution-neutralization
Neutralizer


30g/l Polysorbate 80, 3.0 g/l Lecithin in phosphate buffer pH 7.0 ± 0.2, sterilized in the autoclave

Experimantal conditions

Period of analysis 02 May 2001 - 04 May 2001
Product test concentrations 2 ml/l, 4 ml/l, 8 ml/l
Test temperature 20°C ± 1°C
Contact time 60 min
Temperature of incubation

36°C ± 1°C

Results

Test organism

Bacterial test
suspension count

Bacterial suspension
count Nv

Neutralizer
Toxicity Control

Dilution
Neutralizer Control

Pseudomonas
aeruginosa

2.5 x 108

1.4 x 103

126

148

Staphylococcus
aureus

1.9 x 108

1.5 x 103

105

78

Acceptance
criteria met

Yes

Yes

Yes

Yes

Acceptance
criteria

1.5 x 108 to 5.0 x 108

6 x 102 to 3 x 103

http://www.decon.co.uk/english/images/cert_symbol.gif0.05 Nv

http://www.decon.co.uk/english/images/cert_symbol.gif0.05 Nv

The neutralization is validated with the neutralizer tested for the concentration of 8ml/l of product as received and for the two strains tested.

Test organism

Mean Viable Counts (cfu/ml) for test mixture at concentrations:

2.0% v/v

4.0% v/v

8.0% v/v

Pseudomonas
aeruginosa

<150

<150

<150

Staphylococcus
aureus

1595

<150

<150

Reduction in viability
at test concentration

2.0% v/v

4.0% v/v

8.0% v/v

Pseudomonas
aeruginosa

5.2

5.2

5.2

Staphylococcus
aureus

4.1

5.1

5.1

Conclusion

According to EN 1040: 1997 product Decon 90 possesses bacterial activity for the referenced strains of Pseudomonas aeruginosa ATCC 15442 at 2%, 4% and 8% and Staphylococcus aureus ATCC 6538 at 4% and 8%. In order to qualify the product as an antiseptic and/or chemical disinfectant for a defined purpose, it will be evaluated using additional standard tests which are appropriate to its intended use.

Online Ordering

Decon 90 is available online from the EMS Catalog. For ordering or product information, click here.