Description
| Chemical & Physical Properties |
|
Specifications |
Typical Values |
Method |
Principle |
| Moisture, m/m | max 4 % | 3.5 % | IDF Standard 26:1964 | Gravimetry, drying; 103±2 0C | |
| Fat, m/m | max 1 % | 0.5 % | Gerber /Teichert Method, NADRG: 1978 | Gerber | |
| Protein, m/m (Nx6,38) | min 3 % | 4 % | IDF Standard 20B: 1993 | Kjeldahl, titrimetry | |
| Ash, m/m | max 10 % | 9 % | IDF Standard 90:1986 | Furnace; 825±25 0C | |
| Lactose, m/m | min 75 % | 78 % | NADRG: 1978 | Subsidence, (Cu2O) | |
| Titratable acidity (L.A.) | max 0.16 % | 0.14 % | ADMI: 1971 | Titrimetry | |
| pH (in 10 % solution) | min 6.00 | 6.20 | TS 11860 | pH metre | |
| Salt, m/m | max 8 % | 7 % | — | Titrimetry | |
| Density, g/cm3 | min 0.600 | 0.650 | NADRG: 1978 | Volumetry Gravimetry | |
| Solubility index, ml | max 1 | 0.5 | IDF: 1964 | Centrifugation | |
| Scorched Particles | Disk A/B | A | ADMI: 1971 | Visual comparasion with standard disks | |
| Microbiological Properties | Total plate count, cfu/g | max 40.000 | 7.000 | TS 1019 | Plate Count Agar |
| Coliform, cfu/0.1 g | max 10 | negative | FDA: 1998 | Fluorocult VRB Agar | |
| E.coli, cfu/g | negative | negative | FDA: 1998 | Fluorocult VRB Agar | |
| Staph.aureus, cfu/g | negative | negative | Anon., 1998 (38) | Baird-Parker Agar | |
| Salmonella, cfu/25g | negative | negative | TS 8907 | Selenit-Cystin Broth & Bismut-Sülfite Agar | |
| Yeast & Mould, cfu/0.1 g | max 100 | negative | Pitt&Hocking, 1997 (86) | YGC Agar |
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