This document specifies the test procedure for the determination of the salt out temperature (SOT), also known as the crystallization temperature (CT) of liquid (fluid) fertilizers, using an inexpensive and simple technique.
This method might not be applicable to the binary and ternary fertilizers, especially with regards to the last crystal to disappear (LCTD). Some of these exceptions are discussed in the procedure (Clause 8).
Status: PublishedPublication date: 2020-09
Edition: 1Number of pages: 10
Technical Committee: ISO/TC 134 Fertilizers, soil conditioners and beneficial substances
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