Broad Spectrum O/W Sunscreen Lotion Spray SPF 50 PA++++
Preparation:In a secondary vessel, start mixing phase A. Add phase B and heat to 80°C. Add phase C, then phase D and mix well. In the main vessel, start mixing phase E. Add phase F items in order. When fully incorporated, heat to 75°C. When both phases are homogeneous and at designated temperatures, slowly add phase ABCD to phase EF with prop mixing. Start cooling with mixing. When batch is at 50°C or lower, very slowly add premixed phase G. Mix for 20 minutes, then mix in phase H ingredients one by one. Continue mixing until batch is at room temperature. Replace any water lost to evaporation and mix until smooth.
Notes:Properties (25°C) Appearance: Thin, off-white lotion Viscosity (20 rpm, Brk, RVII, Sp. 4, after 24 hours at room temperature; mPa·s): 2060 pH: 5.0–7.0
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