Sodium stearyl fumarate is produced by domestic manufacturers. It is characterized by having less incompatibility with API, compared with magnesium stearate, a similar lubricant.
|Chemical name||CAS NO||Packing||Stock sale|
|SSF (Sodium Stearyl Fumarate)||4070-80-8||20kg drum||○|
|Identification||Crystalline white powder|
|Validation test||Infrared spectrum||*1|
|Sodium salt qualitative analysis||*2|
|Purity test||Heavy metal (ppm)||Not more than 20|
|Arsenic (ppm)||Not more than 2|
|Material of affinity||*3|
|Water (%)||Not more than 5.0|
|Advantage particle size (μm)||Not more than 4.0|
*1 confirming the wave number near 2950, 2920, 2850, 1720, 1610, 1313, 1186, 980, 665cm-1
*2 When operating flame reaction, confirming the yellow color.
*3 The spot except the main spot obtained from a sample solution and the spot of the origin is not darker than the spot obtained from standard solution.
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