
[問題] 真空袋裡面的週圍黃黃的?

各位前輩先進晚上好!
有問題想請問大家:
這是我手邊的今年阿里山烏龍茶春茶的四兩裝保鮮(真空)袋內的狀況。
想請問袋內周圍黃黃的正常嗎?
有人遇過類似的狀況嗎?
希望有前輩可幫忙解答~
感謝^^
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