ML17277A632

Rev 0 to Chemistry Procedure 12.10.7, Post-Accident Sampling & Analysis,Ph of Post-Accident Sample.

ML17277A632
Person / Time
Site:	Columbia
Issue date:	06/21/1983
From:	MARTIN J WASHINGTON PUBLIC POWER SUPPLY SYSTEM
To:
Shared Package
ML17277A623	List: ML17277A622 ML17277A624 ML17277A625 ML17277A626 ML17277A628 ML17277A630 ML17277A631 ML17277A632
References
12.10.7, NUDOCS 8307050173
Download: ML17277A632 (4)

Text

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IVX P-PROCEDURE NUMBER<<12 m 10.7 VOLUME SAME APPRO D DATE 06/21/83 12 CHEMISTRY PROCEDURES SECTION 12.10 POST ACCIDENT SAMPLING AND ANALYSIS TITLE<<12.10.7 pH OF A POST ACCIDENT SAMPLE 12.1D.7.1 P~ur ose This procedure describes the analysis of an undiluted 1 ml sample obtained from the post accident sampling station.12.10.7.2 Precautions/Prere uisites A.Sample must be undiluted.

B.No analysis shall be performed unless conditions are ALARA.12.1D.7.S E~ui ment A.Micro pH probe B.pH probe holder (Attachment 1)C.Shielded storage area for pH,probe and holder D.Appropriate remote handling tools 12.1D.7.4 Reacaents pH 7 and pH 4 buffers 12.10.7 s 5 Procedure A.Buffer pH probe with pH 7 and pH 4 buf fers.CAUTION: Sample is highly radioactive.

Dose rate instruments shall be in use to monitor the rest of the analysis.B.Remove cap from sample cask.C.With appropriate remote handling tools, insert pH probe holder through sample vial septum.8307050i73 830623 PDR ADOCK 05000397 E PDR PROCEDURE NUMBER REVISION NUMBER PAGE NUMBER WP.597 R]12.10.7 0 12.10.7-1 of 3 r 1 J t 0D.Pull to approximately 1/2 ml the syringe attached to the pH probe holder and measure the pH.E.Release the syringe, allowing sample to return to vial.F.Using approprate remote handling tools remove pH probe holder from the cask to the shielded storage area.G.Replace cap on the sample cask.H.Survey area for contamination.

RQCKOURK NUMBKR 12.10.7 REVISION NUMBER 0!PAGE NUM BKR 12.10.7-2 of 3 SYRINGE I I TYGON TUBING HYPODERMIC NEEDLE 1" MICRO pH PROBE RUBBER STOPPER BIO RAD ION EXCHANGE COLUMN 3" HYPODERMIC NEEDLE W~9$pH Probe Holder Attachment 1 I"ROCKQURK NUM8KR (RKVISION NUM8KR)I'>0K NUMSKR 1 I l