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Technical Data Sheet
Eastman EastaPure™ MPK

  • LCD displays
  • Process solvents
Key Attributes
  • Excellent resin solubility
  • High Purity/Low Trace Metals
  • High assay
  • Inert - Nonfood use

Product Description

Eastman EastaPure™ MPK solvent is being offered for positive and negative photoresist formulations. It is a high-purity low-trace metal solvent and is tested to measure selected critical trace metals in parts-per-billion levels. EastaPure™ MPK can also be used in edge bead removal process after spin coating.

The chemical substances for this product are listed as Inert Ingredients Permitted for Use in Nonfood Use Pesticide Products under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA). For details on specific permissions, click here.

Typical Properties

PropertyTypical Value, Units
     as Acetic Acid0.01 wt %
Alcohol Content0.3 wt % max.
Assay90-95 % min
Autoignition Temperature449.0 °C (840 °F)
     BP83.3 °C (181.9 °F)
     Wt % Water19.5 wt %
Blush Resistance 
     @ 80°F (26.7°C)70 % RH
Boiling Point 
     @ 760 mm Hg101-105 °C (214-221 °F)
     Pt-Co15 max.
Critical Pressure 36.5 ATM
Critical Temperature287.9 °C
Critical Volume301 ml/g·mol
Dilution Ratio 
     VMP Naphtha1
Electrical Resistance0.3 Megohms
Empirical FormulaC5H10O
Evaporation Rate 
     (ether = 1)5.3
     (n-butyl acetate = 1)2.3
Expansion Coefficient, per °C 
     @ 20°C0.0012
Flammability Limits in Air, % by Volume 
     Lower @ 66°C1.56 Vol %
     Upper @ 121°C8.7 Vol %
Flash Point 
     Tag Closed Cup8.0 °C (46 °F)
Freezing Point-86.0 °C (-123 °F)
Hansen Solubility Parameters 
     Hydrogen Bonding4.7
Heat of Combustion-688.3 kcal/g·mol
Heat of Vaporization7998 cal/g·mol
Liquid Heat Capacity 
     @ 25°C44 cal/(g*mol)(°C)
Liquid Viscosity 
     @ 25°C0.7 cP (mPa·s)
Maximum Incremental Reactivity (MIR)3.07
Methyl Isobutyl Ketone5-10 % max
Molecular Weight86.13
Nitrocellulose SolubilityActive
Refractive Index 
     @ 20°C1.3902
     @ 25°C1.387-1.393
Specific Gravity 
     @ 20°C/20°C0.806-0.809
     in Water, @ 20°C3.1 wt %
     Water in, @ 20°C4.2 wt %
Surface Tension 
     @ 20°C26.6 dynes/cm
TLV PPM 1998200
Upper Limits for Trace Metals 
     Aluminum20 ppb
     Barium20 ppb
     Cadmium20 ppb
     Calcium20 ppb
     Chromium20 ppb
     Cobalt20 ppb
     Copper20 ppb
     Gallium20 ppb
     Germanium20 ppb
     Iron20 ppb
     Lead20 ppb
     Lithium20 ppb
     Magnesium20 ppb
     Manganese20 ppb
     Nickel20 ppb
     Potassium20 ppb
     Silver20 ppb
     Sodium20 ppb
     Strontium20 ppb
     Titanium20 ppb
     Zinc20 ppb
Vapor Density 
     (air = 1)2.9
Vapor Pressure 
     @ 20°C27.8 mm Hg
     @ 55°C19.2 kPa
     @ 25°C0.68 cP
Water0.05 wt % max.
     @ 20°C0.81 kg/L (6.74 lb/gal)

Properties reported here are typical of average lots. Eastman makes no representation that the material in any particular shipment will conform exactly to the values given.

Eastman and its marketing affiliates shall not be responsible for the use of this information, or of any product, method, or apparatus mentioned, and you must make your own determination of its suitability and completeness for your own use, for the protection of the environment, and for the health and safety of your employees and purchasers of your products. No warranty is made of the merchantability of fitness of any product, and nothing herein waives any of the Seller's conditions of sale.

10/12/2020 5:41:10 PM