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NFC: Re: RE: Dontcha love garage sales!
Wow! Great........ perfect, thanks! (speechless) :)
b
-----Original Message-----
From: Hemsath, Gay <GHemsath at alascom_att.com>
To: 'nfc at actwin_com' <nfc at actwin_com>
Date: Sunday, October 17, 1999 11:52 AM
Subject: NFC: RE: Dontcha love garage sales!
>Brian
>
>Go to the angel plus web site http://www.angelsplus.com/
><http://www.angelsplus.com/>
>Then click on catalog
>Then click on supplies
>Then click on .pH meters
>
>Look at :
>
> A) DiST Dissolved Solids Testers: For those with discus and
>angels that want to be sure the water is soft. Waterproof. Battery operated
>- $48.00
>
> DiST WP 1: Range 10-1990 ppm
> DiST WP 3: Reads in Micro-Siemens
>
> 1. Calibration Solution (230 ml) - $7.00 (goes a long way)
>
>
> B) p2 pH Pen: A necessity for every serious hobbyist. This one
>is accurate to 0.1 pH (very important). Waterproof, 1000 hr. Battery life.
>Requires only one 7.0 pH buffer solution for calibration. Two buffers can
be
>used for greater accuracy. $49.75
>
> 1. 230 ml 7.0 or 4.0 Buffer - $7.00
>
>2. 4.0 and 7.0 Buffers (30mL) w/screwdriver - $4.50
>
>3. Electrode Cleaning Solution for the above testers: 230mL - $9.00
>
> The reason most testers lose accuracy is because the
>electrodes are not cleaned properly.
>
>The above ought to get you started
>
>Gay
>
>
>
> -----Original Message-----
> From: Brian T. Perkins [SMTP:btpmsi at email_msn.com]
> Sent: Sunday, October 17, 1999 10:03 AM
> To: nfc at actwin_com
> Subject: NFC: Dontcha love garage sales!
>
> I scored some "pocket protector style" pH and Conductivity testers
>at a
> garage sale today (no instructions) and I was wondering if any of
>you have
> experience with these things. Any help would be appreciated.
>
> Ph tester:
>
> Red case w/ removable black cap to protect the sensor pen clip and
>LED
> readout. On the front it says "Cole Parmer Chicago, IL 60648 Model
> 5941-00". When I remove the cap I can see a glass bulb on one side
>and a
> white peg or nub of plastic on the other. This peg is encrusted
>with a
> white precipitate.
>
> Do I soak this in distilled water or ? to remove the white
>crustiness? Will
> it need to be recalibrated? (how?)
>
> Conductivity tester:
>
> Blue case w/ removable black cap pen clip and LED readout. On the
>front it
> says "3",and "Omega", On the back it says Range 10/ 1990 uS. When I
>remove
> the cap there is a two pronged plastic probe on a metal base on one
>side,
> and a round metal disc on the other.
>
>
> Can anyone help me?
>
> thanks,
>
> Brian
>
>
>
>