SUNACE
SUNACE
Certificate of analysis B26-0207 SAK-OTM 70 · methyl tin mercaptide, bottle & sheet
July 2026 close · posted live Mon 3 Aug 2026

SUNACE

Australia · Leading through quality

Sun Ace Australia Pty Ltd
32-38 Remington Drive, Dandenong South VIC 3175
ABN 52 006 388 102 · +61 3 9702 9444 · sunace@sunace.com.au

Certificate of Analysis

COA-26-0207

Product

SAK-OTM70

SAK-OTM 70 · methyl tin mercaptide, bottle & sheet

Organotin stabilisers

Batch

B26-0207

Manufactured
08 Apr 2026
Best before
07 Apr 2028
Quantity made
2,978 kg
Works order
WO-2026-0207

Organotin release

QP-TIN

Rejected, not for despatch

Mercaptide grades. Tin assay against specification before drumming.

Tested against

The published specification for SAK-OTM70, released under QP-TIN.

Test Specification Result Off target Outcome
Yield 97.50 to 100.00 % 99.69 % — Pass
Peak temperature 128.0 to 142.0 °C 144.0 °C — Outside
Torque, peak 42.0 Nm ±3% 42.2 Nm +0.48% Pass
Tin content 17.50 to 19.50 % 18.20 % — Pass
Viscosity 25°C 180 to 340 mPa·s 269 mPa·s — Pass
Colour, initial ΔE 0.00 to 3.50 ΔE 1.22 ΔE — Pass
Appearance vs standard 1 to 1 pass Conforms — Pass

Part batches supplied

Nothing off this run has been despatched. 2,978 kg is still on the floor.

4 pallets came off this run. Each carries its own label, so a claim can be answered against the pallets that were delivered rather than the whole batch.

Released by

Priya Raman

09 Apr 2026 at 10:27am

Made on RX-02 by Sione Naufahu

Despatched against

Still on the floor. 2,978 kg available.

  • The goods described were manufactured under a quality system certified to ISO 9001:2015.
  • A retained sample of this batch is held for the shelf life of the product.

Sun Ace Australia Pty Ltd, ABN 52 006 388 102. Results of testing carried out on the batch named above under quality plan QP-TIN. Results relate only to the batch tested. COA-GENERAL