Technical Information

Propionic acid, butyric acid secondary mother liquor turn waste into treasure

Application for invention patent certificate in 2022.

2023/03/14

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DMPA English 19 Heavy Metal Test Reports

2022/05/16

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DMPA Product Standards

Serial Number Index Standard Standard1 Appearance Appearance White Granular Crystal Whitecrystal2 Content Content (%)≥ 993 Water (%)≤ 0.34 Melting Point MeltingPoint (℃)≥ 1805 Ash (%)≤ 0.036 Residual Aldehyde ResidueFormaldehyde (%)≤ 0.037 Acid Value AcidValue (mg KOH/g)414.2-418.38 Hydroxyl Value HydroxylValue(mg KOH/g)810-8609 Iron Fe3 + (PPM)≤ 510 Sodium + (PPM)≤ 15011 potassium K + (PPM)≤ 1012 chlorine CL- (PPM)(calculated as hydrochloride) ≤ 1013 silicon SiO2 (PPM)(calculated as silicate) ≤ 114 sulfate ion SO42- (PPM)≤ 1015 acetone-triethylamine dissolution test Acetone-Et3N SolubeExperiment clear and transparent Transparent

2019/09/20

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DMBA Product Standards

Serial Number Index Standard Standard1 Appearance Appearance White Granular Crystal Whitecrystal2 Content Content (%)≥ 993 Water (%)≤ 0.34 Melting Point MeltingPoint (℃)108-1165 Ash (%)≤ 0.036 Residual Aldehyde ResidueFormaldehyde (%)≤ 0.037 Acid Value AcidValue (mg KOH/g)374.7-378.28 Hydroxyl Value HydroxylValue(mg KOH/g)728-7829 Iron Fe3 + (PPM)≤ 510 Sodium + (PPM)≤ 15011 potassium K + (PPM)≤ 1012 chlorine CL- (PPM)(calculated as hydrochloride) ≤ 1013 silicon SiO2 (PPM)(calculated as silicate) ≤ 114 sulfate ion SO42- (PPM)≤ 1015 acetone-triethylamine dissolution test Acetone-Et3N SolubeExperiment clear and transparent Transparent

2019/09/20

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