1309-36-0

• 常用中文名：黄铁矿,天然矿物,晶体
• 常用英文名：Pyrite, naturally occurring mineral, grains,
• CAS号：1309-36-0
• 分子式：S₈
• 分子量：256.52000
• 发布时间：2018-02-05 08:00:00
• 更新时间：2024-01-03 11:48:56
• 用于制硫酸、硫磺
  硫铁矿石的85%以上用于制造硫酸，其次提炼硫黄。黄铁矿当伴生的铜、铅、锌、银、金、钴、镍等元素达到一定含量时可综合回收利用。 

名称

• 中文名: 硫铁矿
• 英文名: pyrite
• 英文别名: EINECS 215-167-7; MFCD00064690; pyrite

物化性质

• 密度: 4.9~5.2g/cm3
• 分子式: S₈
• 分子量: 256.52000
• 精确质量: 255.77700
• PSA: 202.40000
• LogP: 5.18560
• 外观性状: 固体大块
• 折射率: 3.08
• 储存条件:

  保持贮藏器密封、储存在阴凉、干燥的地方，确保工作间有良好的通风或排气装置

• 稳定性: 如果遵照规格使用和储存则不会分解，未有已知危险反应，避免酸. 具有弱导电性，不溶于水和稀盐酸，溶于硝酸并有硫黄析出。在火上烧时产生蓝色火焰并发出刺鼻的二氧化硫臭。黄铁矿是地壳中分布最广的硫化物，可在各种地质作用中形成；在石灰岩、火山岩和煤层中可单独形成矿床；也常与铜、铅、锌等有色金属共生，形成多金属硫铁矿床。 硫铁矿在地下开采过程中必须加强通风和防尘管理工作，随时掌握采矿场内SO2、CO、H2S等有害气体的浓度，并注意发现矿石自燃火灾的硫铁矿块矿
• 分子结构:

  1、摩尔折射率：65.29

  2、摩尔体积（cm³/mol）：137.7

  3、等张比容（90.2K）：444.3

  4、表面张力（dyne/cm）：108.2

  5、介电常数：无可用的

  6、极化率（10^-24cm³）：25.88

  7、单一同位素质量：255.77656 Da

  8、标称质量：256 Da

  9、平均质量：256.52 Da

• 计算化学:

  1、 氢键供体数量：0

  2、 氢键受体数量：0

  3、 可旋转化学键数量：0

  4、 拓扑分子极性表面积（TPSA）：0

  5、 重原子数量：3

  6、 表面电荷：0

  7、 复杂度：18.3

  8、 同位素原子数量：0

  9、 确定原子立构中心数量：0

  10、 不确定原子立构中心数量：0

  11、 确定化学键立构中心数量：0

  12、 不确定化学键立构中心数量：0

  13、 共价键单元数量：1

• 更多:

  1. 性状：浅黄铜色或金黄色，条痕为绿黑或黑色，金属光泽，性脆，参差状断口

  2. 密度（g/mL,20℃）：4.9-5.2

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：未确定

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,0.05mmHg）：未确定

  7. 折射率（n20/D）：3.08

  8. 闪点（ºC）：未确定

  9. 比旋光度（º）：未确定

  10. 自燃点或引燃温度（ºC）：未确定

  11. 蒸气压（mmHg,20ºC）：未确定

  12. 饱和蒸气压（kPa,60ºC）：未确定

  13. 燃烧热（KJ/mol）：未确定

  14. 临界温度（ºC）：未确定

  15. 临界压力（KPa）：未确定

  16. 油水（辛醇/水）分配系数的对数值：未确定

  17. 爆炸上限（%,V/V）：未确定

  18. 爆炸下限（%,V/V）：未确定

  19. 溶解性：不溶于水

MSDS

Section 1. Chemical Product and Company Identification Ferric sulfideCatalog Common Name/ Number(s). Trade Name CAS#1309-36-0 Manufacturer RTECSNot available. SPECTRUM CHEMICAL MFG. CORP. TSCATSCA 8(b) inventory: Ferric sulfide Commercial Name(s)Iron Pyrite CI# Not available. SynonymNot available. IN CASE OF EMERGENCY Not available. Chemical Name Chemical FamilyNot available.CALL (310) 516-8000 FeS2 Chemical Formula SPECTRUM CHEMICAL MFG. CORP. Section 2.Composition and Information on Ingredients Exposure Limits TWA (mg/m3)STEL (mg/m3) CEIL (mg/m3) NameCAS #% by Weight 1) Ferric sulfide1309-36-0100 Toxicological DataFerric sulfide on IngredientsLD50: Not available. LC50: Not available. Section 3. Hazards Identification Potential Acute Health Effects Hazardous in case of eye contact (irritant), of ingestion, of inhalation. Slightly hazardous in case of skin contact (irritant). Potential Chronic HealthCARCINOGENIC EFFECTS: Not available. EffectsMUTAGENIC EFFECTS: Not available. TERATOGENIC EFFECTS: Not available. DEVELOPMENTAL TOXICITY: Not available. Repeated or prolonged exposure is not known to aggravate medical condition. Ferric sulfide Section 4. First Aid Measures Eye ContactCheck for and remove any contact lenses. Do not use an eye ointment. Seek medical attention. Skin ContactAfter contact with skin, wash immediately with plenty of water. Gently and thoroughly wash the contaminated skin with running water and non-abrasive soap. Be particularly careful to clean folds, crevices, creases and groin. Cover the irritated skin with an emollient. If irritation persists, seek medical attention. Wash contaminated clothing before reusing. Serious Skin ContactNot available. InhalationAllow the victim to rest in a well ventilated area. Seek immediate medical attention. Serious InhalationNot available. IngestionDo not induce vomiting. Loosen tight clothing such as a collar, tie, belt or waistband. If the victim is not breathing, perform mouth-to-mouth resuscitation. Seek immediate medical attention. Serious IngestionNot available. Section 5. Fire and Explosion Data Flammability of the Product May be combustible at high temperature. Auto-Ignition Temperature Not available. Flash PointsNot available. Flammable LimitsNot available. Some metallic oxides. Products of Combustion Fire Hazards in Presence of Not available. Various Substances Explosion Hazards in Presence Risks of explosion of the product in presence of mechanical impact: Not available. of Various SubstancesRisks of explosion of the product in presence of static discharge: Not available. Fire Fighting MediaSMALL FIRE: Use DRY chemical powder. and InstructionsLARGE FIRE: Use water spray, fog or foam. Do not use water jet. Special Remarks onNot available. Fire Hazards Special Remarks on Explosion Not available. Hazards Section 6. Accidental Release Measures Small SpillUse appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by spreading water on the contaminated surface and dispose of according to local and regional authority requirements. Large Spill Use a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water on the contaminated surface and allow to evacuate through the sanitary system. Ferric sulfide Section 7. Handling and Storage PrecautionsKeep away from heat. Keep away from sources of ignition. Empty containers pose a fire risk, evaporate the residue under a fume hood. Ground all equipment containing material. Do not breathe dust. Avoid contact with eyes Wear suitable protective clothing In case of insufficient ventilation, wear suitable respiratory equipment If you feel unwell, seek medical attention and show the label when possible. StorageKeep container dry. Keep in a cool place. Ground all equipment containing material. Keep container tightly closed. Keep in a cool, well-ventilated place. Combustible materials should be stored away from extreme heat and away from strong oxidizing agents. Section 8. Exposure Controls/Personal Protection Engineering ControlsUse process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to airborne contaminants below the exposure limit. Personal ProtectionSplash goggles. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Gloves. Personal Protection in Case of Splash goggles. Full suit. Dust respirator. Boots. Gloves. A self contained breathing apparatus should be used a Large Spillto avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist BEFORE handling this product. Exposure LimitsNot available. Section 9. Physical and Chemical Properties Physical state and appearance Solid.OdorNot available. TasteNot available. 119.97 g/mole Molecular Weight ColorNot available. pH (1% soln/water)Not available. Boiling PointNot available. Melting PointDecomposes. Critical TemperatureNot available. Specific Gravity4.9 (Water = 1) Not applicable. Vapor Pressure Vapor DensityNot available. VolatilityNot available. Odor ThresholdNot available. Water/Oil Dist. Coeff.Not available. Not available. Ionicity (in Water) Dispersion PropertiesNot available. Not available. Solubility Section 10. Stability and Reactivity Data The product is stable. Stability Instability TemperatureNot available. Not available. Conditions of Instability Incompatibility with various Not available. substances Ferric sulfide CorrosivityNon-corrosive in presence of glass. Special Remarks onNot available. Reactivity Special Remarks onNot available. Corrosivity PolymerizationNo. Section 11. Toxicological Information Routes of EntryEye contact. Inhalation. Ingestion. Toxicity to AnimalsLD50: Not available. LC50: Not available. Chronic Effects on Humans Not available. Other Toxic Effects onHazardous in case of ingestion, of inhalation. HumansSlightly hazardous in case of skin contact (irritant). Special Remarks onNot available. Toxicity to Animals Special Remarks onNot available. Chronic Effects on Humans Special Remarks on otherNot available. Toxic Effects on Humans Section 12. Ecological Information EcotoxicityNot available. BOD5 and CODNot available. Products of BiodegradationPossibly hazardous short term degradation products are not likely. However, long term degradation products may arise. Toxicity of the ProductsThe products of degradation are more toxic. of Biodegradation Special Remarks on theNot available. Products of Biodegradation Section 13. Disposal Considerations Waste Disposal Section 14. Transport Information DOT ClassificationNot a DOT controlled material (United States). IdentificationNot applicable. Special Provisions forNot applicable. Transport Ferric sulfide DOT (Pictograms) Section 15. Other Regulatory Information and Pictograms TSCA 8(b) inventory: Ferric sulfide Federal and State Regulations California Proposition 65 Warnings Other RegulationsNot available.. WHMIS (Canada) Not controlled under WHMIS (Canada). Other Classifications DSCL (EEC)R36- Irritating to eyes. Health Hazard HMIS (U.S.A.)2 National Fire Protection 1 Flammability 1 Association (U.S.A.) Fire Hazard 2 0 Reactivity Health Reactivity 0 Specific hazard Personal Protection E WHMIS (Canada) (Pictograms) DSCL (Europe) (Pictograms) TDG (Canada) (Pictograms) ADR (Europe) (Pictograms) Protective Equipment Gloves. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Ferric sulfide SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 通常来说对水是无害的，若无政府许可，勿将材料排入周围环境。

制备

大多数中小型硫铁矿山用地下开采法，主要采矿方法是分段崩落法。少数矿床埋藏较浅的大型矿山用露天开采法。坑采一般工艺流程和露采一般工艺流程与“磷块岩”相同。选矿方法主要有浮选法、重选法和磁选法。一般选矿工艺流程同“磷块岩”。对于单一硫铁矿、多金属硫铁矿及含炭质较少的煤系硫铁矿一般采用磨矿-分级-浮选流程；对于含炭质和黏土较多的煤系硫铁矿采用重选一浮选或浮选一重选联合流程。 硫铁矿石的85％以上用于制造硫酸，其次提炼硫黄。黄铁矿当伴生的铜、铅、锌、银、金、钴、镍等元素达到一定含量时可综合回收利用