Unverified75% confidenceCautionTime unknown
深色（黑/深蓝）衬衫经反复洗涤易褪色发灰显旧，通勤高频洗涤优先选白、浅蓝、浅粉等浅色，耐洗且不显褪色
1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified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91% similarUnverified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89% similarUnverified深色（藏青、黑、深蓝）免烫衬衫首次单独洗涤，因涤纶混纺+免烫树脂可能影响染色牢度，深色与浅色务必分开洗；选购时认准色牢度≥3-4级（GB/T 3920标注）避免褪色染白衬衫87% 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86% 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86% similar
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