Unverified85% confidenceCautionTime unknown
不建议深棕/深藏青这类彩色深色T恤与浅色衣物同洗，尤其新买前3次单独手洗或分色洗，深色染料浮色易染白
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified深色(黑/藏青/酒红)基础T恤不建议与浅色衣物混洗，且前几次单独手洗，染料易掉色染白；追求鲜艳纯色时更需注意色牢度92% 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（尤其藏青、黑、深紫）免烫衬衫首次洗涤易掉色，应单独冷水洗前3次；免烫整理与染色叠加会略微影响色牢度。要求耐洗牢度选浅色（白、浅蓝）或成衣染色标注「色牢度4级以上」的产品85% similarUnverified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85% similarUnverified深色（藏青、黑、深蓝）免烫衬衫前5次洗涤易掉色，应单独冷水手洗；免烫工艺处理过的深色面料色牢度通常为3-4级，与浅色混洗会导致染色84% similar
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