Last Updated:2025/11/29
Sentence

染色職人は、正確な色合いを出すために、かつてイタリア産の土明礬から大量に得られ、鉄分がほとんどない立方晶の硫酸カリウム明礬を使うことにこだわった。

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The dyer insisted on using Roman alum to achieve the precise shade, relying on its reputation for purity and freedom from iron.

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The dyer insisted on using Roman alum to achieve the precise shade, relying on its reputation for purity and freedom from iron.

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Related words

Roman alum

Noun
uncountable
Japanese Meaning
ローマンアルム:立方晶系のカリウムアルム。かつて大量にイタリア産アルナイトから採取され、鉄分を含まないため染料業者に高く評価された物質。
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染色職人は、正確な色合いを出すために、かつてイタリア産の土明礬から大量に得られ、鉄分がほとんどない立方晶の硫酸カリウム明礬を使うことにこだわった。

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