Advances in Materials Science and Engineering / 2017 / Article / Tab 3

Research Article

Deproteinization of Nonammonia and Ammonia Natural Rubber Latices by Ethylenediaminetetraacetic Acid

Table 3

Nitrogen content of FNR and deproteinized FNR prepared using various EDTA complexes at 0.10 wt%.

SamplesPreservativespH0.1 wt% EDTA complexesNitrogen content (wt%)

FNR
FR-NH3Ammonia
FR-SHSH
FR-NH3AmmoniaEDTA-1Na
FR-NH3AmmoniaEDTA-2Na
FR-NH3AmmoniaEDTA-3Na
FR-NH3AmmoniaEDTA-4Na
FR-SHSHEDTA-1Na
FR-SHSHEDTA-2Na
FR-SHSHEDTA-3Na
FR-SHSHEDTA-4Na

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