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FRACSAL ULTRA EM3

1 of 13 products in this brand
FRACSAL ULTRA EM3 is formulated as three separate products, Fracsal Ultra EM1, Fracsal Ultra EM2, and Fracsal Ultra EM3, each product with a different crosslink time. The Fracsal Ultra EM series consists of a specially sized, sparingly-soluble borate crosslinking agent suspended in an aqueous crosslink modifier solution. Fracsal Ultra EM series contains a solubilized alkaline salt modifier which is capable of adjusting the rate at which gelation of organic polymer occurs, without substantially altering the final pH or other characteristics of the crosslinked system. Typical usage concentrations for all Fracsal Ultra EM products is from 1 to 3 gal per 1,000 gal of fracturing fluid with crosslink times ranging from 45 seconds to 3 minutes depending upon the pH, temperature, and type of polymer-based fracturing fluid system.

Functions: Crosslinking Agent

Chemical Family: Borates, Boron-based Compounds

End Uses: Fracturing Fluids

Features: Water Soluble

Technical Data Sheet
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Identification & Functionality

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Properties

Color
Physical Form
Appearance
Tan Liquid
Soluble in
Water
Environmental Properties
ValueUnitsTest Method / Conditions
Biological Oxygen Demandmax. 2.9mg/L
BTEX (S.W. 8260)Below detection limit of 1 ppb
Chemical Oxygen Demand55.2mg/L
LC50, 96-hour1000000.0ppm
Physical Properties
ValueUnitsTest Method / Conditions
Pour Point3.0°CASTM D97
Specific Gravity1.2 - 1.3g/mL

Technical Details & Test Data

D50 - Microtox Testing
Test EC 20 EC 50 PASS/FAIL
MTX- Threshold 17 L/m3 (<14 - 30) 68 L/m3 (44 - <91) not applicable
MTX - Confirmation @191L/m3 62% (CNC) <91% (56 - >91) PASS

Crosslink Times At Various pH Values

\FRACSAL ULTRA EM3 - Crosslink Times At Various Ph Values

Product pH Value
7.5 8.5 9.5 10.5 11.5
FRACSAL ULTRA EM1 2:00 1:20 0:59 1:18 2:53
FRACSAL ULTRA EM2 1:34 1:19 0:53 1:13 2:21
FRACSAL ULTRA EM3 1:14 1:02 0:48 1:09 1:27

 

Crosslink Time Test Parameters

Guar Base: 2% KCI
Polymer Concentration: 40 lb/1,000 gal
pH, adjusted with NaOH: 7.5-11.5
Viscosity, 300 rpm: 38-42 CP
Crosslinking Additive Concentration: 1.2 gal/1,000 gal
Temperature: 25°C (77°F)
Viscosity Versus Time

\FRACSAL ULTRA EM3 - Viscosity Versus Time

Viscosity Versus Time Test Parameters

Guar Base: Water
Clay Stabilizer: 1 gal/1,000 gal
pH, adjusted with KOH: 11.7
Viscosity, 300 rpm: 10-25 CP
FRACSAL ULTRA EM2 3 gal/1,000 gal
Temperature: 93.3°C (200°F)
Pressure: 400 psi