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Microfiber Wipers: Contamination Characteristics
Property Typical Value Test Method
Particles: Biaxial Shake, SEM:
(> 0.5um): 4 x 10^6 particles/m
TM8: The use of scanning electron microscopy to count particles releases from wipers under conditions of moderate mechanical stress
  Dry Flex Helmke drum:
(> 0.3um): <300 counts/ft3
TM5: Particles released from wipers and other materials under conditions of minimal stress
Fibers: >100um 300,000 Fibers/m2 TM7: Measurement of fibers and large particles released from wipers and other materials
Nonvolatile Residue
 IPA extractant ≤ 500ppm TM1: Matter extractable from wipers and other materials. Per IES-RP-CC004.2, Section 6.1.1
 DIW extractant ≤ 500ppm TM1: Matter extractable from wipers and other materials. Per IES-RP-CC004.2, Section 6.1.1
Ions
 Sodium ≤ 0.5 ppm TM12: The determination of ions in wipers and other materials capillary ion analysis (CIA) technique
 Potassium ≤ 0.5 ppm TM12: The determination of ions in wipers and other materials capillary ion analysis (CIA) technique
 Magnesium ≤ 3.0 ppm TM12: The determination of ions in wipers and other materials capillary ion analysis (CIA) technique
 Calcium ≤ 3.0 ppm TM12: The determination of ions in wipers and other materials capillary ion analysis (CIA) technique
 Chloride ≤ 0.5 ppm TM12: The determination of ions in wipers and other materials capillary ion analysis (CIA) technique
 Nitrate ≤ 0.5 ppm TM12: The determination of ions in wipers and other materials capillary ion analysis (CIA) technique
 Sulphate ≤ 2.0 ppm TM12: The determination of ions in wipers and other materials capillary ion analysis (CIA) technique
Microfiber Wipers: Performance Characteristics
Property Typical Value Test Method
Basis Weight 200 grams/m (±10%) TM2: The determination of basis weight
Absorbency
 Sorptive capacity 350 mL/m2 TM3: Absorbency and Rate of the Absorbency of Wipers
 Water Retention 190% TM3: Absorbency and Rate of the Absorbency of Wipers
 Absorption Rate < 1 seconds TM3: Absorbency and Rate of the Absorbency of Wipers
 Absorption Speed 130 mm/10min
(Vertical and Horizontal)
TM3: Absorbency and Rate of the Absorbency of Wipers
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