Bacteria in milk – then and now
A sample of raw milk looks exactly the same as 30 or 40 years ago. However, there are far fewer bacteria in milk samples taken today.
| Repeatability* | ||
| Range (IBC/μl) |
SR (log-units) |
Typical SR (log units) |
| 10 – 50 | 0.07 | 0.06 |
| 51-200 | 0.05 | 0.04 |
| > 200 |
0.04 |
0.02 |
| Reproducibility* (between instruments): |
||
| Range (IBC/μl) |
SR (log-units) | Typical SR (log units) |
| 10 – 50 | 0.11 | 0.08 |
| 51 - 200 | 0.07 | 0.06 |
| > 200 | 0.06 | 0.04 |
| Carry-over effect | < 0.5 % (uncompensated) | |
| Working factor | Standard 300, (optionally: 95, 600 and 1200) | |
| Accuracy | Typical Sy.x < 0.25 log units in the entire measuring range | |
| Reference or anchor method | Standard Plate Count (SPC) (IDF Standard 100B:1991) | |
| Application data |
||
| Capacity BactoScan FC+: |
||
| Models: 65H, 130H, 200H = 65, 130, 200 samples per hour BactoScan™ FC+ Semiautomatic is only available at a capacity of 65 samples per hour. This version does not include Conveyor and Stirrer system |
||
| Analysis time |
9 minutes | |
| Sample intake | Approx. 4.5 ml | |
| Sample temperature | 2 – 42°C (35.6-107.6 F) | |
| Sample quality |
Raw milk of normal composition and good quality. Unpreserved or preserved with azidiol | |
| Standards and Approvals | ||
|
BactoScan™ FC+ is CE-labelled and complies with the following directives and regulations: BactoScan™ FC+ technology complies with: |
||
A sample of raw milk looks exactly the same as 30 or 40 years ago. However, there are far fewer bacteria in milk samples taken today.