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EC number: 232-304-6
CAS number: 8002-26-4
A complex combination of tall oil rosin and fatty acids derived from acidulation of crude tall oil soap and including that which is further refined. Contains at least 10% rosin.
obtained from the calibration curve are shown in table 1:
Table 1: Sample Solution Concentration
TOC Concentration (mg/l)
Mean sample solution concentration = 3.08 x 10-2 g/l
readings, temperatures and the corresponding calibration factors for
glass double-distilled water are shown in table 2:
Table 2: Reverse Osmosis calibration factor
Literature value (mN/m)
Mean Calibration Factor = 0.999
readings, times and temperatures for the sample solution are shown in
Table 3: Sample solution readings
Mean Reading 63.6
Surface Tension reading
X calibration factor
63.6 X 0.999
± 0.5 °C
pH of sample solution 4.15
Surface Tension: 63.5 mN/m (OECD 115), Not surface active
reliable aqueous solution surface tension value of 63.5 mN/m at 22°C has
been determined for the test substance in accordance with OECD 115. The
substance is considered not surface active.
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