JISK62352006Rubber,raw--Determinationofresidualunsaturationin.pdf

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1、K6235：2006まえがきこの規格は，工業標準化法第14条によって準用する第12条第1項の規定に基づき，日本ゴム工業会(JRMA)／財団法人日本規格協会(JSA)から，工業標準原案を具して日本工業規格を改正すべきとの申出があり，日本工業標準調査会の審議を経て，経済産業大臣が改正した日本工業規格である。これによって，JISK6235:1999は改正され，この規格に置き換えられる。改正に当たっては，日本工業規格と国際規格との対比，国際規格に一致した日本工業規格の作成及び日本工業規格を基礎にした国際規格原案の提案を容易にするために，ISO17564:2001，Nitrilerubber－Dete

2、rminationofresidualunsaturationinhydrogenatednitrilerubber(HNBR)byiodinevalueを基礎として用いた。この規格の一部が，特許権，出願公開後の特許出願，実用新案権又は出願公開後の実用新案登録出願に抵触する可能性があることに注意を喚起する。経済産業大臣及び日本工業標準調査会は，このような特許権，出願公開後の特許出願，実用新案権又は出願公開後の実用新案登録出願に係る確認について，責任はもたない。JISK6235には，次に示す附属書がある。附属書A（規定）ウィイス溶液の調製方法附属書1（参考）HNBRのよう素価の測定精度結果附属

3、書2（参考）JISと対応する国際規格との対比表（1）K6235：2006目次ページ序文···············································································································································································11.適用範囲··········································································

4、······················································································12.引用規格································································································································································13.原理·········································

5、·······························································································································24.試薬·······································································································································································

6、·24.1クロロホルム······················································································································································24.2ウィイス溶液································································································································

7、······················24.3よう化カリウム水溶液(100g/L)·····················································································································24.4でんぷん水溶液(10g/L)···························