{"id":2355,"date":"2025-06-18T16:35:16","date_gmt":"2025-06-18T08:35:16","guid":{"rendered":"https:\/\/www.zleygroup.com\/?post_type=product&#038;p=2355"},"modified":"2026-10-12T17:41:28","modified_gmt":"2026-10-12T09:41:28","slug":"zleybrc-ws","status":"publish","type":"product","link":"https:\/\/www.zleygroup.com\/ja\/products\/zleybrc-ws\/","title":{"rendered":"ZLEY\u00aeBRC-WS"},"content":{"rendered":"<p><strong>ZLEY\u00ae BRC-WS<\/strong> is a formulated cosmetic ingredient blend containing 4-Butylresorcinol (CAS 18979-61-8), propanediol, hydroxypropyl cyclodextrin, water and sodium bisulfite. The published ZLEY\u00ae technical sheet specifies 12.5% \u00b1 1.0% 4-Butylresorcinol content and suggests 1\u20136% use of the supplied blend. Confirm the current batch specification before calculating the active contribution to a finished formula.<\/p>\n<p>This supplier suggestion is not a universal safety limit. Assess stability, packaging and tolerance in the finished product for the intended market and users. Read our <a href=\"https:\/\/www.zleygroup.com\/brightening-%C2%B7-anti-inflammatory-%C2%B7-spot-correction-a-next-generation-brightening-agent-for-sensitive-skin\/\">BRC-WS formulation and buyer guide<\/a> for the TDS, SDS and comparison with neat 4-Butylresorcinol. Request the current COA, TDS and SDS from ZLEY\u00ae before use.<\/p>","protected":false},"excerpt":{"rendered":"<table>\n<tbody>\n<tr>\n<td><strong>\u6210\u5206\uff08\u516c\u8868\u6e08\u307f\u306eTDS\uff09\uff1a<\/strong><\/td>\n<td>\u6c34\u3001\u30d7\u30ed\u30d1\u30f3\u30b8\u30aa\u30fc\u30eb\u3001\u30d2\u30c9\u30ed\u30ad\u30b7\u30d7\u30ed\u30d4\u30eb\u30b7\u30af\u30ed\u30c7\u30ad\u30b9\u30c8\u30ea\u30f3\u30014-\u30d6\u30c1\u30eb\u30ec\u30be\u30eb\u30b7\u30ce\u30fc\u30eb\u3001\u4e9c\u786b\u9178\u6c34\u7d20\u30ca\u30c8\u30ea\u30a6\u30e0<\/td>\n<\/tr>\n<tr>\n<td><strong>4-\u30d6\u30c1\u30eb\u30ec\u30be\u30eb\u30b7\u30ce\u30fc\u30eb\u542b\u6709\u91cf\uff1a<\/strong><\/td>\n<td>\u4f9b\u7d66\u3055\u308c\u305f\u30d6\u30ec\u30f3\u30c9\u4e2d\u306e12.5% \u00b1 1.0%<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5916\u89b3\uff1a<\/strong><\/td>\n<td>\u7121\u8272\u304b\u3089\u9ec4\u8272\u304c\u304b\u3063\u305f\u900f\u660e\u306a\u6db2\u4f53<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u304c\u63a8\u5968\u3059\u308b\u6295\u4e0e\u91cf\uff1a<\/strong><\/td>\n<td>\u30d6\u30ec\u30f3\u30c9\u306e1.0\uff5e6.0%\uff1b\u73fe\u5728\u306eTDS\u3092\u78ba\u8a8d\u3057\u3001\u5b8c\u6210\u3057\u305f\u914d\u5408\u3092\u8a55\u4fa1\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u914d\u5408\uff1a<\/strong><\/td>\n<td>\u5b8c\u6210\u54c1\u306b\u3064\u3044\u3066\u3001\u6c34\u3068\u306e\u76f8\u6027\u3001pH\u3001\u8272\u3001\u304a\u3088\u3073\u5305\u88c5\u3092\u8a55\u4fa1\u3059\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"featured_media":8114,"template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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