Dear Mr Clayton,

 

Thank you for your further request for information, made to the Auckland
Council on 4 April 2019.

 

Please find attached the composite Hydrofluorosilicic Acid (HFA) sample
analysis results for the last 30 batches as requested. We have also
included the batch strength analysis data sheets for the past 30 batches.

 

If you require further information or guidance on drinking water
fluoridation, please contact the Ministry of Health.

 

Regards

Priyan

 

Priyan Perera  |  Head of Operations Excellence

Watercare Services Limited

DDI: +64 9 539 7568

Mobile: +64 21 987 568

Customer service line: +64 9 442 2222

Postal address: Private Bag 92 521, Wellesley Street, Auckland 1141, New
Zealand

Physical address: 73 Remuera Road, Remuera, Auckland 1050, New Zealand

Website: [1]www.watercare.co.nz

 

-----Original Message-----
From: Travis Clayton <[2][FOI #10002 email]>
Sent: Thursday, 4 April 2019 2:10 PM
To: Official Information
<[3][email address]>
Subject: Official Information request - Significant Fluoride test
results

Dear Auckland Council,
Thank you for supplying a single test report for the additive, Sodium
hydrofluorosilicic acid. This sole Certificate of Analysis document is
not a representative sample.

Can you please supply further Certificate of Analysis documents, eg
complete chemical analysis reports for:
A-the last 30 consecutive batch's of hydrofluorosilicic acid you
(Watercare) have received B-the specific Certificate of Analysis
document for, the "Composite Q2 2018 Composite", with a date of testing
of 18/07/2018.

Yours faithfully,
T Clayton

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