POTASSIUM HYDROXIDE REPLACEMENT FOR LYE (SODIUM HYDROXIDE) IN TOMATO PEELING
ABSTRACT Lye (sodium hydroxide [NaOH]) peeling is the most common method for peeling tomatoes in the Midwest U.S. With the rise in the cost of NaOH and the associated disposal problems, alternative methods for peeling need to be examined. Solutions of NaOH, potassium hydoxide (KOH) and calcium hydro...
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Veröffentlicht in: | Journal of food processing and preservation 2006-02, Vol.30 (1), p.15-19 |
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creator | DAS, D.J. BARRINGER, S.A. |
description | ABSTRACT
Lye (sodium hydroxide [NaOH]) peeling is the most common method for peeling tomatoes in the Midwest U.S. With the rise in the cost of NaOH and the associated disposal problems, alternative methods for peeling need to be examined. Solutions of NaOH, potassium hydoxide (KOH) and calcium hydroxide (Ca[OH]
2
) at different concentrations were compared to determine their efficacy as peeling agents. Ca(OH)
2
was ineffective as a peeling agent because of its low solubility. KOH produced peeling equivalent to NaOH, but at half the normality. A lower normality is needed because of the increased reactivity of KOH compared to NaOH. This is further demonstrated by the addition of salts to the solution. The use of KOH instead of NaOH may result in cost savings and decreased waste disposal problems. |
doi_str_mv | 10.1111/j.1745-4549.2005.00043.x |
format | Article |
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Lye (sodium hydroxide [NaOH]) peeling is the most common method for peeling tomatoes in the Midwest U.S. With the rise in the cost of NaOH and the associated disposal problems, alternative methods for peeling need to be examined. Solutions of NaOH, potassium hydoxide (KOH) and calcium hydroxide (Ca[OH]
2
) at different concentrations were compared to determine their efficacy as peeling agents. Ca(OH)
2
was ineffective as a peeling agent because of its low solubility. KOH produced peeling equivalent to NaOH, but at half the normality. A lower normality is needed because of the increased reactivity of KOH compared to NaOH. This is further demonstrated by the addition of salts to the solution. The use of KOH instead of NaOH may result in cost savings and decreased waste disposal problems.</description><identifier>ISSN: 0145-8892</identifier><identifier>EISSN: 1745-4549</identifier><identifier>DOI: 10.1111/j.1745-4549.2005.00043.x</identifier><identifier>CODEN: JFPPDL</identifier><language>eng</language><publisher>Malden, USA: Blackwell Science Inc</publisher><subject>Biological and medical sciences ; Food industries ; Fruit and vegetable industries ; Fundamental and applied biological sciences. Psychology</subject><ispartof>Journal of food processing and preservation, 2006-02, Vol.30 (1), p.15-19</ispartof><rights>2006 INIST-CNRS</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c3813-5bb6422fe6677e01b55e7a9bc0653f344d3a539f58d6657864a6e0cb914ae9033</citedby></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://onlinelibrary.wiley.com/doi/pdf/10.1111%2Fj.1745-4549.2005.00043.x$$EPDF$$P50$$Gwiley$$H</linktopdf><linktohtml>$$Uhttps://onlinelibrary.wiley.com/doi/full/10.1111%2Fj.1745-4549.2005.00043.x$$EHTML$$P50$$Gwiley$$H</linktohtml><link.rule.ids>315,781,785,1418,27926,27927,45576,45577</link.rule.ids><backlink>$$Uhttp://pascal-francis.inist.fr/vibad/index.php?action=getRecordDetail&idt=17651376$$DView record in Pascal Francis$$Hfree_for_read</backlink></links><search><creatorcontrib>DAS, D.J.</creatorcontrib><creatorcontrib>BARRINGER, S.A.</creatorcontrib><title>POTASSIUM HYDROXIDE REPLACEMENT FOR LYE (SODIUM HYDROXIDE) IN TOMATO PEELING</title><title>Journal of food processing and preservation</title><description>ABSTRACT
Lye (sodium hydroxide [NaOH]) peeling is the most common method for peeling tomatoes in the Midwest U.S. With the rise in the cost of NaOH and the associated disposal problems, alternative methods for peeling need to be examined. Solutions of NaOH, potassium hydoxide (KOH) and calcium hydroxide (Ca[OH]
2
) at different concentrations were compared to determine their efficacy as peeling agents. Ca(OH)
2
was ineffective as a peeling agent because of its low solubility. KOH produced peeling equivalent to NaOH, but at half the normality. A lower normality is needed because of the increased reactivity of KOH compared to NaOH. This is further demonstrated by the addition of salts to the solution. The use of KOH instead of NaOH may result in cost savings and decreased waste disposal problems.</description><subject>Biological and medical sciences</subject><subject>Food industries</subject><subject>Fruit and vegetable industries</subject><subject>Fundamental and applied biological sciences. Psychology</subject><issn>0145-8892</issn><issn>1745-4549</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2006</creationdate><recordtype>article</recordtype><recordid>eNpVkEtLw0AUhQdRsFb_w2wEXSTOZF4JuAnNNI3kRZqiXQ2TdAKpVUpSsP33NlYq3s29cM65Bz4AIEY2Ps7T2saCMosy6tkOQsxGCFFi7y_A6CxcghHCx9t1Peca3PT9GiHCGCIjEOdZ6c_n0SKBs2VQZG9RIGEh89ifyESmJZxmBYyXEj7Ms-Cf6xFGKSyzxC8zmEsZR2l4C64avenN3e8eg8VUlpOZFWdhNPFjqyYuJharKk4dpzGcC2EQrhgzQntVjTgjDaF0RTQjXsPcFedMuJxqblBdeZhq4yFCxuD-9Her-1pvmk5_1m2vtl37obuDwoIzTAQ_-p5Pvq92Yw5_OlIDOrVWAyE1EFIDOvWDTu3VyzTP6VBjneJtvzP7c1x374oLIph6TUMVlkEQFqWjEvINmdZrTA</recordid><startdate>200602</startdate><enddate>200602</enddate><creator>DAS, D.J.</creator><creator>BARRINGER, S.A.</creator><general>Blackwell Science Inc</general><general>Blackwell Publishing</general><scope>BSCLL</scope><scope>IQODW</scope></search><sort><creationdate>200602</creationdate><title>POTASSIUM HYDROXIDE REPLACEMENT FOR LYE (SODIUM HYDROXIDE) IN TOMATO PEELING</title><author>DAS, D.J. ; BARRINGER, S.A.</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c3813-5bb6422fe6677e01b55e7a9bc0653f344d3a539f58d6657864a6e0cb914ae9033</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2006</creationdate><topic>Biological and medical sciences</topic><topic>Food industries</topic><topic>Fruit and vegetable industries</topic><topic>Fundamental and applied biological sciences. Psychology</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>DAS, D.J.</creatorcontrib><creatorcontrib>BARRINGER, S.A.</creatorcontrib><collection>Istex</collection><collection>Pascal-Francis</collection><jtitle>Journal of food processing and preservation</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>DAS, D.J.</au><au>BARRINGER, S.A.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>POTASSIUM HYDROXIDE REPLACEMENT FOR LYE (SODIUM HYDROXIDE) IN TOMATO PEELING</atitle><jtitle>Journal of food processing and preservation</jtitle><date>2006-02</date><risdate>2006</risdate><volume>30</volume><issue>1</issue><spage>15</spage><epage>19</epage><pages>15-19</pages><issn>0145-8892</issn><eissn>1745-4549</eissn><coden>JFPPDL</coden><abstract>ABSTRACT
Lye (sodium hydroxide [NaOH]) peeling is the most common method for peeling tomatoes in the Midwest U.S. With the rise in the cost of NaOH and the associated disposal problems, alternative methods for peeling need to be examined. Solutions of NaOH, potassium hydoxide (KOH) and calcium hydroxide (Ca[OH]
2
) at different concentrations were compared to determine their efficacy as peeling agents. Ca(OH)
2
was ineffective as a peeling agent because of its low solubility. KOH produced peeling equivalent to NaOH, but at half the normality. A lower normality is needed because of the increased reactivity of KOH compared to NaOH. This is further demonstrated by the addition of salts to the solution. The use of KOH instead of NaOH may result in cost savings and decreased waste disposal problems.</abstract><cop>Malden, USA</cop><pub>Blackwell Science Inc</pub><doi>10.1111/j.1745-4549.2005.00043.x</doi><tpages>5</tpages><oa>free_for_read</oa></addata></record> |
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source | EBSCOhost Business Source Complete; Access via Wiley Online Library |
subjects | Biological and medical sciences Food industries Fruit and vegetable industries Fundamental and applied biological sciences. Psychology |
title | POTASSIUM HYDROXIDE REPLACEMENT FOR LYE (SODIUM HYDROXIDE) IN TOMATO PEELING |
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