Foam swab:
Purestat® clean foam swabs are provided with high quality and cleanliness, and usually used in clean-room. Its head is specially designed and can provide good particle and residue removal without any abrasion. Unique bonding and cleaning process ensure a minimum of particle shedding from cotton seal. The handle is made from a high quality paper material, which never contribute particulate contaminates to the clean-room.
Features:
The head is made by polyester Filament fiber and wash by Pure water. Suitable for most solvents and has good solvent absorption.
No silicone oil, amide, DOP, etc.
Packing in Class 10 Clean-room.
Parameter:
Nonvolatile residue test
IPA extractant
DI extractant
mg/swab
≤0.40
≤0.15
Ion
Chloride
Sulphate
Total anion
μg/tip
≤0.9
≤0.4
≤1.3
LPC test(≥0.5μm)
Particle counts/swab tip
< 25,000
No Silicone oil , DOP and Amide
head width: 3.5mm
head thickness: 3mm
head length: 12.6mm
handle width: 3mm
handle thickness: 3mm, handle length: 69mm
total swab length: 71mm