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src=https:reader030vdocumentinreader030viewer20220405025e2901d2dbde8f7d2a0a7194html5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 6button div class=ts-image amp-img class=ts-thumb alt=Page 6: scitantaeduegscitantaeduegfiles16-2217-230pdf · Food Preservatives: Potassium bisulfite propionic acid and boric acid are added to the culture medium in recommended concentrations src=https:reader030vdocumentinreader030viewer20220405025e2901d2dbde8f7d2a0a7194html5thumbnails6jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 7button div class=ts-image amp-img class=ts-thumb alt=Page 7: scitantaeduegscitantaeduegfiles16-2217-230pdf · Food Preservatives: Potassium bisulfite propionic acid and boric acid are added to the culture medium in recommended concentrations src=https:reader030vdocumentinreader030viewer20220405025e2901d2dbde8f7d2a0a7194html5thumbnails7jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 8button div class=ts-image amp-img class=ts-thumb alt=Page 8: scitantaeduegscitantaeduegfiles16-2217-230pdf · Food Preservatives: Potassium bisulfite propionic acid and boric acid are added to the culture medium in recommended concentrations src=https:reader030vdocumentinreader030viewer20220405025e2901d2dbde8f7d2a0a7194html5thumbnails8jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 9button div class=ts-image amp-img class=ts-thumb alt=Page 9: scitantaeduegscitantaeduegfiles16-2217-230pdf · Food Preservatives: Potassium bisulfite propionic acid and boric acid are added to the culture medium in recommended concentrations src=https:reader030vdocumentinreader030viewer20220405025e2901d2dbde8f7d2a0a7194html5thumbnails9jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 10button div class=ts-image amp-img class=ts-thumb alt=Page 10: scitantaeduegscitantaeduegfiles16-2217-230pdf · Food Preservatives: 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