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Project Deliverable D50 Report on Best Practices ... - ESONET NoE

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Traceable to SI units ?<br />

Temp Pr Current O2 pH Sal Turb Fluo<br />

YES YES YES -> ? YES -> ? NO NO NO NO<br />

Regulated<br />

bath + Pt25<br />

reference<br />

thermometer<br />

Relative<br />

pressure<br />

balance<br />

(generator +<br />

reference<br />

value)<br />

No norm in<br />

technology<br />

Towing canal<br />

Mixed<br />

freshwater /<br />

seawater bath<br />

+ Winkler<br />

reference<br />

Parameters<br />

pH standard<br />

soluti<strong>on</strong><br />

Salinometer<br />

calibrated by<br />

IAPSO<br />

standard<br />

Calibrati<strong>on</strong>s at IFREMER<br />

Formazin<br />

soluti<strong>on</strong>s<br />

Fluorescein<br />

soluti<strong>on</strong>s<br />

No representativeness (substance matrix, …)<br />

No relati<strong>on</strong> to SI units<br />

Not universal in regard to the different technologies<br />

No reference material or No reference method<br />

<str<strong>on</strong>g>Deliverable</str<strong>on</strong>g> #50 - update October 2010 64

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