FIRE-FIGHTING PROTECTION
收藏国家林业和草原科学数据中心2023-02-12 更新2024-03-07 收录
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Fire retardant means containing soda ash and water according to the utility model additionally contains phenol and sodium tetraborate, in the following ratio, in wt. %: phenol 6-8 the soda is calcined 10-12 sodium tetraborate 8-10 water rest.
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国家林业和草原科学数据中心
创建时间:
2023-02-12



