The present invention relates to novel release capsules, particularly for protecting moisture-sensitive materials, particularly compositions for production of chlorine dioxide. The invention also relates to methods of manufacture of such release capsules, uses of such release capsules, and products comprising them.本發明係關於新穎釋放膠囊,尤其用於保護濕敏材料,尤其為用於產生二氧化氯之組成物。本發明亦關於製造該等釋放膠囊之方法、該等釋放膠囊之用途及包含其之產物。