ASTM D3709 Standard Test Method for Stability of Water-in-Oil Emulsions Under Low to Ambient Temperature Cycling Conditions
1. Scope
1.1 This test method is intended to indicate the stability of water-in-oil emulsions when subjected to temperature cycling changes between ambient temperature and -18°C (0°F).

1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

2. Referenced Documents
2.1 ASTM Standards:
D1744 Test Method for Water in Liquid Petroleum Products by Karl Fischer Reagent