SEMI International Standards
Standards Locale: Japan
Committee: Liquid Chemicals
Place of Meeting: Official Virtual TC Chapter Meeting & SEMI Japan office Room1 [Hybrid]
Date of Meeting: 01/29/2026
Meeting End Date:
Recording SEMI Standards Staff: Takeaki Hirabara
CER Posted to Web: 02/09/2026
Leadership Changes
None.
TC Chapter Structure Changes
Previous WG/TF/SC Name | New WG/TF/SC Name or Status Change |
| Trace Metal Analysis for High Pure IPA TF | Status: Dormant |
Ballot Results
Document # | Document Title | TC Chapter Action | A&R Forms for Approved Ballots |
| 7254 | Revision of SEMI F110-0712: TEST METHOD FOR MONO-DISPERSED POLYSTYRENE LATEX (PSL) CHALLENGE OF LIQUID FILTERS | Failed |  |
| 7255A | Revision of SEMI C89 - Test Method for Particle Removal Performance of Liquid Filter Rated Below 30 nm with Inductively Coupled Plasma – Mass Spectroscopy (ICP-MS) | Failed | |
Ratification Ballot Results
None.
Activities Approved by the GCS between meetings of TC Chapter meeting
None.
Authorized Activities
None.
Authorized Ballots
# | When | TF | Details |
| 7267 | Cycle 5, 2026 | Liquid-Borne Particle Counter Task Force | Revision to C77-0818, Test Method for Determining the Counting Efficiency of Liquid-Borne Particle Counters for Which the Minimum Detectable Particle Size is Between 30 nm and 100 nm, with title change to: Test Method for Determining the Counting Efficiency of Liquid-Borne Particle Counters for Which the Minimum Detectable Particle Size is in the Range of 20 nm and 100 nm |
SNARF(s) Granted a One-Year Extension
# | TF | Title | Expiration Date |
| 6911 | Liquid Filter Task Force | New Standard: Test Method For Metal Removal Performance Of Liquid Filter | March 17, 2027 |
SNARF(s) Cancelled
None.
Standard(s) to receive Inactive Status
None.
Special Announcements of the Committee (Workshops, Programs, etc.)
None.
Next Meeting
The next meeting of the Liquid Chemicals Global Technical Committee Japan TC Chapter is scheduled for May 21, 2026, 3:30pm – 5:30pm in SEMI Japan office and OVTCCM.
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