Precision Cleaning in Micro-Features: How Texwipe TX759B Controls Residue, Contamination and Solvent Delivery
The Technical Vault
By SOSCleanroom | Texwipe TX759B Micro Absorbond®
Micro-Feature Cleaning
Hydroentangled Polyester
Adhesive-Free Bond
Optical Cleaning
NVR & Ionic Data
Nonsterile
1. Technical Overview: TX759B Micro Absorbond
Texwipe TX759B Micro Absorbond®
is a dry, nonsterile micro swab
designed for precision cleaning
of narrow spaces and
contamination-sensitive surfaces.
The swab combines a
100% hydroentangled
polyester nonwoven head,
a 100% virgin polypropylene
handle and
adhesive-free thermal bonding.
This construction supports
controlled contact with
small surfaces while helping
minimize contamination from
the cleaning material itself.
Operations takeaway:
Micro swab performance
depends on head geometry,
cleaning chemistry,
solvent wetness,
contact pressure,
stroke direction
and change-out frequency.
2. ISO 14644-5 and Cleanroom Operations Control
ISO 14644-5:2025
establishes requirements for
an Operations Control
Programme (OCP)
intended to maintain cleanliness
during cleanroom operation.
Precision swabs are part of
this operational framework
because they directly contact
sensitive equipment, surfaces
and process features.
Their selection and handling
should be controlled
where cleanliness matters.
- Material Identity: Specify the exact swab SKU.
- Transfer Controls: Define cleanroom packaging introduction.
- Cleaning Chemistry: Approve solvent and concentration.
- Operator Method: Define wetness, strokes and pressure.
- Change-Out: Specify swab replacement criteria.
- Verification: Establish applicable cleaning acceptance criteria.
Texwipe identifies TX759B
as cleanroom manufactured.
The referenced product
documentation does not
assign it a specific
ISO Class 1-9 certification.
Facilities must establish
suitability for their
actual application.
3. Technical Specifications
- Manufacturer: ITW Texwipe
- SKU: TX759B
- Family: Absorbond®
- Format: Dry micro cleanroom swab
- Sterility: Nonsterile
- Head Material: Hydroentangled polyester nonwoven
- Head Layers: Double-layer construction
- Head Width: 3.3 mm
- Head Thickness: 1.5 mm
- Head Length: 11.0 mm
- Handle: Virgin polypropylene
- Handle Width: 2.2 mm
- Handle Thickness: 2.2 mm
- Handle Length: 59.0 mm
- Overall Length: 70.0 mm
- Head Bond: Adhesive-free thermal bond
- Handle Color: Light green
- Bag: 500 swabs
- Case: 2,500 swabs
- Inner Packaging: 5 bags of 100 swabs
- Shelf Life: 5 years from manufacture
- Storage: 59-86°F (15-30°C)
- Country of Origin: Philippines
- Autoclave: Manufacturer-listed compatibility; validate the process
- Traceability: Lot coded
4. Head Geometry and Dimensional Considerations
Texwipe has published slightly
different nominal TX759B
measurements in different
versions of its datasheet.
| Dimension |
Updated TDS |
Earlier TDS |
| Head Width |
3.3 mm |
3.2 mm |
| Head Thickness |
1.5 mm |
1.5 mm |
| Head Length |
11.0 mm |
10.0 mm |
| Handle Length |
59.0 mm |
60.0 mm |
| Overall Length |
70.0 mm |
70.0 mm |
Engineering note:
For precision-fit applications,
obtain current dimensional
tolerances and product
configuration from Texwipe.
Nominal head width alone
does not guarantee clearance
through an identically
sized opening.
5. Hydroentangled Polyester and Absorbency
Hydroentangled polyester
is a nonwoven textile
in which fibers are
mechanically entangled
to produce a soft
cleaning material.
TX759B uses two layers
of polyester nonwoven
to enhance absorbency
and contaminant pickup
within a compact head.
- Material: 100% polyester
- Construction: Hydroentangled nonwoven
- Layers: Double-layer head
- Benefit: Soft contact and liquid pickup
- Applications: Optical and confined-feature cleaning
Soft textile construction
helps protect suitable
surfaces when correctly used,
but abrasive particles
or improper cleaning
pressure can still
cause scratching.
6. Adhesive-Free Thermal Bonding
The TX759B polyester head
is thermally bonded
to the polypropylene
handle without adhesive.
This construction removes
adhesive at the head bond
as one potential source
of extractable contamination.
The remaining polyester
and polypropylene components
may still contribute
measurable extractables
under analytical test
conditions. Adhesive-free
does not mean
residue-free.
7. Extractable Ion Data: Typical Manufacturer Values
Texwipe publishes
typical TX759B ionic
extraction results.
Measurements are reported
in micrograms
per swab (µg/swab).
| Ion |
Typical Value |
Unit |
| Calcium |
0.01 |
µg/swab |
| Chloride |
0.16 |
µg/swab |
| Fluoride |
0.01 |
µg/swab |
| Magnesium |
0.01 |
µg/swab |
| Nitrate |
0.01 |
µg/swab |
| Phosphate |
0.01 |
µg/swab |
| Potassium |
0.04 |
µg/swab |
| Sodium |
0.06 |
µg/swab |
| Sulfate |
0.41 |
µg/swab |
QA interpretation:
These figures are
typical manufacturer
analytical results,
not guaranteed
lot-release limits.
They should not
be converted directly
into surface cleanliness
or analytical recovery
requirements without
a validated method.
8. Nonvolatile Residue (NVR) Performance
Nonvolatile residues
are materials remaining
after extraction and
solvent evaporation
under defined test conditions.
TX759B's published
typical NVR values
are relevant to
residue-sensitive optical,
semiconductor and
precision manufacturing
applications.
| Extractant |
Typical Value |
Unit |
| Deionized Water |
0.07 |
mg/swab |
| Isopropyl Alcohol |
0.01 |
mg/swab |
Different extraction
solvents can recover
different substances
from a material.
The DI-water and IPA
values should be
interpreted separately.
Technical note:
Typical NVR results
describe analytical
extraction performance,
not the amount of
residue that will
transfer during every
cleaning operation.
9. Particles, Fibers and Cleanroom Processing
Texwipe describes the
Absorbond swab family
as cleanroom processed
to provide low
contamination levels.
Its polyester nonwoven
construction and thermal
bonding are intended
to support consistent
precision cleaning.
The referenced
technical datasheet
provides numeric
ion and NVR values,
but it does not
establish a numeric
particle-shedding limit
or specific ISO
cleanliness class
for TX759B.
Documentation rule:
Do not treat
"low-linting" as
equivalent to
zero particle release.
Request manufacturer
test data whenever
numeric particulate
limits are required.
10. Optical and Sensitive-Surface Cleaning
TX759B is useful
for evaluating
precision cleaning
methods involving
optical assemblies,
glass, mirrors
and delicate
equipment features.
- Inspect surfaces for abrasive contamination.
- Use approved cleaning solutions.
- Control contact pressure.
- Avoid contact with the hard handle.
- Use clean swab surfaces.
- Replace swabs when contaminated.
A soft polyester
swab does not
guarantee scratch-free
cleaning. Always
follow the surface
manufacturer's
cleaning requirements.
11. Confined-Feature Cleaning Applications
Narrow recesses
can retain particles,
films and process
residues that cannot
be reached effectively
by larger cleanroom
wipers.
- Equipment slots
- Precision tracks
- Small mechanical grooves
- Optical component interfaces
- Tool and fixture recesses
- Narrow channels
- Localized residue deposits
Clearance control:
A 3.3 mm nominal
head should not
automatically be
assumed to fit
a 3.3 mm opening.
Confirm orientation,
compression and
dimensional tolerances.
12. Solvent Compatibility and Wetness Control
Texwipe identifies
isopropyl alcohol
among the solvents
used with Absorbond
swabs.
Other cleaning
chemicals must
be evaluated against
the complete swab,
including polyester
head, polypropylene
handle and
thermal bond.
- Use approved solvent formulations.
- Define head wetness.
- Avoid uncontrolled pooling.
- Check surface compatibility.
- Follow solvent SDS and EHS requirements.
- Discard swabs after contamination loading.
13. Best-Practice Precision Swabbing Procedure
-
Review the SOP:
Confirm the approved
swab, solvent and surface.
-
Control Packaging:
Follow cleanroom material
introduction procedures.
-
Protect the Head:
Avoid touching it with
uncontrolled gloves or surfaces.
-
Apply Solvent:
Use the specified
liquid amount.
-
Use Controlled Strokes:
Maintain approved
direction and pressure.
-
Avoid Overloading:
Change swabs before
contamination redeposition.
-
Prevent Recontamination:
Do not return used
swabs to clean reservoirs.
-
Discard:
Remove the swab
when loaded, damaged
or outside the
approved procedure.
14. Common Micro-Swabbing Failure Modes
| Issue |
Possible Cause |
Control |
| Redeposition |
Loaded swab head |
Change the swab promptly. |
| Solvent Pooling |
Excess liquid |
Control wetness and dispensing. |
| Surface Scratching |
Abrasive particles or pressure |
Qualify materials and cleaning pressure. |
| Residual Haze |
Solvent or contaminant residue |
Review chemistry and wipe change-out. |
| Insufficient Access |
Incorrect head geometry |
Confirm dimensions and swab selection. |
| Fiber Damage |
Snagging or excessive abrasion |
Avoid sharp or abrasive features. |
15. Cleaning Swabs vs. Validated Sampling Swabs
TX759B is designed
primarily for precision
cleaning. Use in
formal sampling methods
requires additional
qualification.
- Validate recovery from the specific surface.
- Establish analytical blanks.
- Define extraction solvent and volume.
- Document sampled surface area.
- Verify extraction efficiency.
- Confirm suitability for the analytical method.
Validation note:
Typical NVR and ion
data are not equivalent
to TOC recovery,
microbial recovery
or validated sampling
performance.
16. Sterility, ESD and Application Limitations
TX759B is supplied
nonsterile.
Its manufacturer
documentation does not
establish an ESD-safe
product classification.
- Sterile Work: Select sterile-approved products where required.
- ESD-Controlled Work: Qualify appropriately characterized ESD swabs when necessary.
- Aggressive Solvents: Evaluate the complete swab construction.
- Optical Coatings: Confirm scratch and chemical compatibility.
- Autoclaving: Validate the actual sterilization cycle.
- Temperature: Confirm applicable temperature limits with Texwipe.
17. Comparing TX759B With Other Texwipe Swabs
| Model |
Construction |
Selection Consideration |
| TX759B |
Micro nonwoven polyester |
Small and sensitive features |
| TX762 |
Nonwoven polyester, long handle |
Deeper access |
| TX758B |
Micro knitted polyester |
Knitted alternative at micro scale |
| TX714A |
Large knitted polyester paddle |
Broader surface contact |
18. Packaging, Storage and Shelf Life
- SKU: TX759B
- Inner Bag: 100 swabs
- Outer Bag: 5 inner bags / 500 swabs
- Case: 5 outer bags / 2,500 swabs
- Sterility: Nonsterile
- Packaging Material: Silicone-free and amide-free bag
- Shelf Life: 5 years from manufacture
- Storage: 59-86°F (15-30°C)
- Country of Origin: Philippines
- Traceability: Lot coded
Follow facility storage,
transfer and receiving
procedures to help
preserve swab cleanliness.
19. Recommended Companion Products
Pairing reminder:
Select gloves, swabs
and cleaning solutions
according to the
site's cleanliness,
solvent compatibility
and sterility requirements.
20. Frequently Asked Questions
What is Texwipe TX759B?
A micro polyester
cleanroom swab
for precision cleaning
of small features.
What is the head material?
100% hydroentangled
nonwoven polyester.
Is TX759B adhesive-free?
The swab head
is thermally bonded
without adhesive.
What is the head width?
3.3 mm according
to the updated
Texwipe datasheet.
What is the overall length?
70.0 mm.
Can TX759B be used for optical cleaning?
Yes, for qualified
optical and
sensitive-surface
cleaning procedures.
Is TX759B sterile?
No. TX759B is
supplied nonsterile.
Is TX759B autoclave safe?
Texwipe lists it
as autoclave safe.
Sterilization must
be validated when required.
How many swabs come in a bag?
500 swabs.
How many swabs come in a case?
2,500 swabs.
What is the shelf life?
Five years from
date of manufacture.
Is TX759B ISO Class 5 certified?
Manufacturer documents
reviewed do not assign
a specific ISO Class 5
product certification.
Facility qualification
is required.
Are the NVR and ion values guaranteed?
No. They are
typical analyses,
not guaranteed
product specifications.
21. Why Buy TX759B From SOSCleanroom?
- Texwipe Master Distributor: Genuine Texwipe contamination-control products.
- Product Selection: Compare swab head materials and dimensions.
- Documentation Support: Manufacturer technical datasheets.
- Packaging Options: 500 swabs/bag and 2,500 swabs/case.
- Lot Traceability: Support purchasing and QA programs.
- Complete Cleanroom Supply: Swabs, wipers, gloves and cleaning solutions.
22. Manufacturer Documentation and References
Technical guidance disclaimer:
Information is provided
for product selection
and contamination-control
guidance. It does not
replace current
manufacturer instructions,
facility SOPs,
cleaning validation,
process qualification,
EHS requirements
or applicable regulations.
Published typical
analytical values
are not guaranteed
lot-release specifications.
Questions? Email Sales@SOSsupply.com
or call (214) 340-8574.
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Updated: October 14, 2026
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