In-Situ Sensor Summary Sheet for the TROLL 9500 - Manual (Page 2)

For more information contact In-Situ Inc.
221 East Lincoln Avenue, Fort Collins, CO 80524
1-800-446-7488 (toll-free in U.S. & Canada)
1-970-498-1500 (international & domestic)
www.in-situ.com
0032005 rev. 019 09/11
Information subject to change without notice. In-Situ, In-Situ logo, Baro Merge, BaroTROLL, HERMIT, Pocket-Situ, RDO, RuggedCable, RuggedReader, TROLL, and Win-Situ are trademarks or registered trademarks of In-Situ
Inc. © 2011. All rights reserved. Tefzel is a registered trademark of E.I. du Pont de Nemours & Co. Viton is a registered trademark of DuPont Performance Elastomers L.L.C.
Potential Interferences
pH
Sodium salts
Nitrate NO
3
-
HCO
3
- hydrogen carbonate*
CO
3
2- carbonate
CIO
4
- perchlorate
I - iodide
CIO
3
- chlorate
CN - cyanide
Br - bromide
NO
2
- nitrite
HS - hydrogen sulfide
CI - chloride
H
2
PO
4
- hypophosphate
AcO - acetate
F - fluoride
SO
4
2- sulfate
*Significant interference above pH3
Ammonium NH
4
+
Cs + cesium
K + potassium
TI + thallium
Na + sodium
Li + lithium
H + pH
Ag + silver
Chloride Cl -
Complexes with:
Bi
3+ bismuth
Cd 2+ cadmium
Mn 2+ manganese
Pb 2+ lead
Sn 2+ tin
Tl 3+ thallium
Reducing agents:
OH
- hydroxide
NH
3
ammonia
S
2
O
3
2- thiosulfate
Br - bromide
S 2- sulfide
I - iodide
CN - cyanide
DO (Clark Cell)
CO
2
, HS - , O
3
DO (Optical)
NaCIO (bleach) >3%
Alcohols >5%
H
2
O
2
(peroxide) >3%
Gaseous SO
2
Gaseous Cl
2
Do not use in organic solvents, e.g.,
acetone, chloroform, or methylene chloride.
ORP
Ions that are stronger reducing agents
than hydrogen or platinum, e.g.,
chromium, vanadium, titanium
Calibration Solutions
Solution Shelf Life After Opening
Quick Cal (pH, ORP, conductivity) 7-21 days (±10 mV, ±0.05 pH, ±50 µS)—store cool and dark, shake before use
ZoBell’s (ORP) 7-21 days (±10 mV)—store cool and dark
Low Conductivity (143 µS) hours (±1 µS check before use)
Other Conductivity 3-6 months
pH Buffers 3-6 months
Sodium Sulfite 3-6 months
Turbidity 12 months
Low Chloride 1 month
Low Nitrate 1 month
Low Ammonium 1 month
Other ISE Solutions 2 months
pH Fill Solution 6-12 months
TROLL ® 9500 Sensor Summary