Description
Guar gum, also called guaran, is a substance made from guar beans which has thickening and stabilizing properties useful in various industries, traditionally the food industry and, increasingly, the hydraulic fracturing industry.
Functions and Applications
1. Viscosify fresh water and brine- based fluids used for drilling, milling, underreaming,
2.Gravel packing operations.Suspend bridging agents
3.Weighting materials in fresh water and brine syste
| Items | Standards | ||
| Appearance | A white to yellowish-white,nearly odourless powder | ||
| Viscosity(1% 2h,brookfield DVII, #4 spindle, 20rpm) | 5500mPa.s Min | ||
| Particle Size | 90% pass 200mesh | ||
| Moisture | 12% Max | ||
| Protein | 5% Max | ||
| PH | 5.5-7.0 | ||
| Starch | Pass test | ||
| Acid-insoluble residue | 2.5% Max | ||
| Ash | 1% Max | ||
| Total plate count | 10000cfu/g Max | ||
| Mould & yeast | 200cfu/g Max | ||
| Salmonella spp./10g | Negative | ||
| E.coli/5g | Negative |
