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-26-0178

Product

SAK-OTM70

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

Organotin stabilisers

Batch

B26-0178

Manufactured: 25 Mar 2026
Best before: 24 Mar 2028
Quantity made: 2,959 kg
Works order: WO-2026-0178

Organotin release

QP-TIN

Conforms to specification

Mercaptide grades. Tin assay against specification before drumming.

Tested against

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

This batch went to 3 customers. Issue the certificate for Welvic Australia Pty Ltd · Integrated Packaging Group Pty Ltd · Gerflor Australasia Pty Ltd

Test	Specification	Result	Off target	Outcome
Yield	97.50 to 100.00 %	99.53 %	—	Pass
Peak temperature	128.0 to 142.0 °C	136.9 °C	—	Pass
Torque, peak	42.0 Nm ±3%	42.1 Nm	+0.24%	Pass
Tin content	17.50 to 19.50 %	18.45 %	—	Pass
Viscosity 25°C	180 to 340 mPa·s	231 mPa·s	—	Pass
Colour, initial ΔE	0.00 to 3.50 ΔE	1.71 ΔE	—	Pass
Appearance vs standard	1 to 1 pass	Conforms	—	Pass

Part batches supplied to Welvic Australia Pty Ltd

Nothing off this run has been despatched. 814 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

26 Mar 2026 at 10:15am

Made on RX-02 by Tui Faletau

Despatched against

Welvic Australia Pty Ltd SO-01046 · 817 kg
Integrated Packaging Group Pty Ltd SO-01020 · 913 kg
Gerflor Australasia Pty Ltd SO-00935 · 300 kg

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