| |

|
Tomato paste 30/32% super hot break
Merko Gida
Specifications
| |
Range of values |
Methodology |
| Brix |
30/32% brix |
Abbe refractometer, temperature
corrected |
| Acidity as hydrated (Citric)
|
<12 |
Titration |
| pH |
4.3 - 4.5 |
pH meter, temperature adjusted |
| Taste |
Natural tomato |
Organoleptic |
| Colour |
2.00 - 2.20 |
Hunter Lab colorimeter |
| Howard Mould Count |
0 - 70 |
AOAC method |
| Lycopene |
45 - 75 mg |
Spectrophotometer |
| Bostwick (cms) |
5 - 6 |
CSC Bostwick meter at 20°
C, 12.5 brix for 30 seconds |
| Blotter (mm) |
<15 |
Measured 30 minutes; 12.5 brix |
| Screen (mm) |
0.8, 1.5 |
|
Microbiological limits
| |
Range of values
|
Methodology |
| Total plate count |
<10 / ml |
PCA, 30° C, 3 - 5 days |
| Mould and yeasts |
<10 / ml |
OGYEA, 25° C, 3 - 5 days |
| Coliform |
absent |
VRBA, 37° C, 2 days |
| Lactic acid bacteria |
absent |
MRS, 30° C, 3 - 5 days |
| Acetic acid bacteria |
absent |
ACM, 30° C, 3 - 8 days |
|
|