Storage Conditions; Recommended Application Range - BRAND Dispensette S Trace Analysis Instrucciones De Manejo

Functions and Limitations of Use

Storage Conditions

Store the instrument and accessories only in
cleaned condition in a cool and dry place.
Storage temperature: from -20 °C to +50 °C
(from -4 °F to 122 °F).

Recommended Application Range

Select valves with platinum-iridium or tantalum valve springs, based on the intended application.
The instrument can be used for the following dispensing media:
Dispensing medium
Acetic acid
Ammonia solution
Bromine
Hydrochloric acid
Hydrofluoric acid*
Hydrogen peroxide
Nitric acid
Perchloric acid
Phosphoric acid
Sodium hydroxide, 30 %
Sulfuric acid
Water
+ suitable - not suitable
* Note:
Hydrofluoric acid reacts slightly with sapphire resulting in mildly elevated aluminum values. To reduce
these values we recommend discarding 3-5 dispensings of 2 ml each before performing the analysis.
Compounds containing fluorine, such as NaF, attack tantalum.
The above recommendations reflect testing completed prior to publication. Always follow instructions in the
operating manual of the instrument as well as the reagent manufacturer's specifications. Should you require
information on chemicals not listed, please feel free to contact BRAND. Status as of: 0915/2
30
Valve springs: Pt-Ir
+
+
+
+
+
-
+
+
+
+
+
+
Valve springs: Ta
+
+
+
+
-
+
+
+
+
-
+
+