Gaseous hydrogen fluoride (HF). Protective Equipment and Precautions for Firefighters As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or equivalent) and full protective gear. Thermal decomposition can lead to release of irritating gases and vapors. NFPA 6. Accidental release measures

Response : Read and follow all Safety Data Sheets (SDS’S) before use. Read label before use. Keep out of reach of children. If medical advice is needed, have product container or label at hand. Close valve after each use and when empty. Use equipment rated for cylinder pressure. Do not open valve until connected to equipment prepared for use.

氢氟酸皮肤灼伤初期皮肤潮红、干燥。 第二部分:危险性概述. 对呼吸道粘膜及皮肤有强烈的刺激和腐蚀作用。 急性中毒:吸入较高浓度氟化氢,可引起眼及呼吸道粘膜刺激症状,严重者可发生支气管炎、肺炎或肺水肿,甚至发生反射性窒息。 眼接触局部剧烈疼痛,重者角膜损伤,甚至发生穿孔。 氢氟酸皮肤灼伤初期皮肤潮红、干燥。 第二部分:危险性概述. 对呼吸道粘膜及皮肤有强烈的刺激和腐蚀作用。 急性中毒:吸入较高浓度氟化氢,可引起眼及呼吸道粘膜刺激症状,严重者可发生支气管炎、 …

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化学分子式: HF 企业名称(中英文): 液化空气（中国）投资有限公司 Air Liquid e (China) Holding Co., Ltd. 地址: 上海市徐汇区古美路1515号18号楼 Building18, No.1515 Gu Mei Ro ad, Shanghai, China 电话: 021-60903688 传真: 021-60903616 电子邮件地址 : ALCEL.SDS@airliquid e.c om

msds 氟化氢 4 / 6 工程控制. 通风: 提供足够的通风和/或排气条件防止氟化氢累积浓度超过暴露极限. 呼吸保护. 紧急使用: scba或带scba的整体面部密封的呼吸设备.

Hazard statements : Fatal if swallowed, in contact with skin or if inhaled. Causes severe skin burns and eye damage. Do not breathe dust/ fume/ gas/ mist/ vapours/ spray. Do not get in eyes, on skin, or on clothing. Wash skin thoroughly after handling. Do not eat, drink or smoke when using this product.

Hydrofluoric (HF) acid burns require immediate and specialized first aid and medical treatment. Symptoms may be delayed up to 24 hours depending on the concentration of

一般信息：暴露于氟化氢（hf）后，需要立即获得专业的急救和医疗。症状可能会推迟24小时，这取决 于hf的浓度。用水去污后，由于氟离子的渗透/吸收，可能会发生进一步的损害。应针对氟离子的结合进 行治疗。如需有关健康危害的其他信息，请参见第11节。 4.3.

MATERIAL SAFETY DATA SHEET Hydrofluoric Acid, Aqueous (49%) POTENTIAL HEALTH HAZARDS SKIN: Both liquid and vapor can cause severe burns, which may not be immediately painful or visible. HF will penetrate skin and attack underlying tissues. Large or multiple burns totaling over 25 square inches of