Agar Powder | 250g | Premium grade
AUD 75.00
Excl.GST
- Product Code: GEL-AGAR-P01
- Availability: In Stock
Tags: Agar Premium
Agar Powder | 250g | Premium grade
Thoroughly deproteinised, finely purified agar with a very low protein content, a high polysaccharide content and a good consistency of molecular weight.
For the preparation of a wide range of bacterial or plant tissue culture media, Specially designed for high water retention plant media & high elasticity bacterial culture media. Particularly suitable for use in microbiological nutritional control experiments.
CAS No.
9002-18-0
Form
White fine powder.
Properties
| Loss on drying | ≤15% |
| Residual on ignition | ≤5% |
| Water insoluble matter | ≤1% |
| Starch test | Pass |
| The density test of microbial colonies | Pass |
| Water absorption | ~75ml/(g dry gel) |
| Gel strength (2.8-3.5g/L, 20°C) | ≥1400g/cm2 |
| Curing temperature | 35-40°C |
| Shelf life | 3 years |
Caution
Strong acids and prolonged heating may cause the agar molecules to break down into oligosaccharides and lose their physical properties.
For the preparation of plant media with high water retention requirements and for bacteria culture media with multiple suspension spreading or bumpy incubation/storage conditions, we recommend the use of
Premium grade agar strength ~1400 g/cm2, 137KPa
Carrageenan strength ~1400 g/cm2, 137KPa (FOR Plant culturing only)
Gellan gel (Phytagel) strength ~1700 g/cm2, 166KPa
1~2% gellan & pullulan composite hydrogel strength 2000~2500 g/cm2, 198~245KPa
