Unverified80% confidenceDecision RuleTime unknown
深色衬衫(藏蓝/黑/深灰)优先选活性染色工艺，色牢度4级以上洗后不易褪色；浅色白衬衫反而要关注面料是否含增白剂，长期洗涤易泛黄
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified深色纯色衬衫(藏蓝/黑/深灰)首选活性染色工艺，洗后不易褪色掉色；避免买硫化染色的廉价深色款，前几次洗涤会掉色染白色衣物且色牢度≤3级93% similarUnverified深色（藏青、深蓝、酒红）免烫衬衫需关注色牢度，认准染色牢度≥4级，否则前几次洗涤易掉色染白色内搭；浅色衬衫免烫工艺不影响耐洗牢度，风险更低93% similarUnverified深色(藏青/黑/深蓝)纯色衬衫慎选低价活性染色，易褪色泛白；认准'色牢度4级以上'标注，深色首洗建议单独冷水洗92% similarUnverified深色衬衫（藏青、深灰、黑）优先选'活性染料'或'色织'工艺，比普通染色抗褪色，避免洗几次后领口袖口发白掉色91% similarUnverified深色/艳色免烫衬衫看色牢度标注，摩擦色牢度≥3-4级、水洗色牢度≥4级才不易掉色染白，浅蓝、白色等经典色最稳妥，深藏青初期建议单独洗91% similar
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