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产品名称 Product Name |
聚合硫酸铁 / Polyferric Sulfate(聚铁、硫酸聚铁、聚合硫酸铁(PFS)、多铁硫酸盐 / Polyferric sulphate, Polymeric ferric sulfate, PFS) |
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别名 Synonyms |
聚铁、硫酸聚铁、聚合硫酸铁(PFS)、多铁硫酸盐 / Polyferric sulphate, Polymeric ferric sulfate, PFS |
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化学式 Formula |
[Fe₂(OH)ₙ(SO₄)₃₋ₙ/₂]ₘ |
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分子量 Molecular Weight |
无固定分子量(无机高分子聚合物);平均约 (400−31n)ₘ,Mw > 3380 |
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CAS 登记号 CAS No. |
10028-22-5(铁盐通用登记号;另见 35139-28-7、51434-22-1 / ferric-salt generic No.; also 35139-28-7, 51434-22-1) |
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EC / EINECS 号 |
233-072-9 |
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食品添加剂号 E-Number |
— |
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海关编码 HS Code |
3824.99 |
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PubChem CID |
—(无机高分子聚合物,无单一 PubChem CID) |
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InChIKey |
—(聚合物无单一 InChIKey) |
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主要用途 Primary Use |
饮用水、工业及市政废水的混凝、絮凝、除浊、除磷、脱色、去除重金属 / Coagulation/flocculation, turbidity & phosphorus & heavy-metal removal in drinking/industrial/municipal water |
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主要成分 Main Component |
聚合硫酸铁 [Fe₂(OH)ₙ(SO₄)₃₋ₙ/₂]ₘ,全铁质量分数 ≥ 19.0%(固体,工业级)/ Polyferric sulfate, total Fe ≥ 19.0% (solid, industrial grade) |
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杂质 Impurities |
不溶物、还原性物质(Fe²⁺)、砷(As)、铅(Pb)、镉(Cd)、汞(Hg)、铬(Cr) 等 / Insolubles, reducing substances (Fe²⁺), As, Pb, Cd, Hg, Cr |
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外观 Appearance |
淡黄色至红褐色无定形粉末或颗粒状固体;水溶液为红棕色透明液体 / Light yellow to reddish-brown amorphous powder or granular solid; aqueous solution is reddish-brown transparent liquid |
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分子量 MW |
无固定分子量(无机高分子聚合物);平均约 (400−31n)ₘ,Mw > 3380 |
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熔点 MP |
无明确熔点(热稳定,高温分解)/ No defined melting point (thermally decomposes) |
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沸点/分解 BP / Decomp. |
分解而非沸腾挥发;无明显沸点 / Decomposes rather than boils; no distinct boiling point |
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密度 Density |
液体(20 ℃)≥ 1.45 g/cm³(GB/T 14591-2016);固体堆密度约 0.8–1.1 g/cm³ / Liquid ≥1.45 g/cm³ (20℃); solid bulk density ~0.8-1.1 g/cm³ |
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水中溶解度 Solubility (H₂O) |
极易溶于水;10%(w)水溶液为红棕色透明溶液 / Highly soluble in water; 10%(w) aq. gives reddish-brown clear solution |
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其他溶剂溶解度 in other |
不溶于乙醇等多数有机溶剂 / Insoluble in ethanol and most organic solvents |
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pH |
1% 水溶液 2.0–3.0;10 g/L 水溶液 1.5–3.0(GB/T 14591-2016)/ 1% aq. 2.0-3.0; 10 g/L aq. 1.5-3.0 |
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pKa |
—(无机高分子,无固定 pKa;铁(III)为多级水解)/ Not applicable (inorganic polymer); Fe(III) multistage hydrolysis |
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晶体结构 Crystal Structure |
无定形(非晶)固体 / Amorphous solid |
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折射率 Refractive Index |
—(非晶固体,无明确折射率)/ Not defined (amorphous) |
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吸湿/潮解 Hygroscopicity |
强吸湿,暴露于空气易吸潮结块 / Strongly hygroscopic; absorbs moisture and cakes in air |
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项目 Item |
典型值 Typical |
测试方法 Method |
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全铁质量分数 Total Fe |
≥ 19.0% (solid) / ≥ 11.0% (liquid) |
GB/T 14591 / EDTA titration |
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还原性物质(以 Fe²⁺ 计)Reducing subst. |
≤ 0.15% (solid) / ≤ 0.10% (liquid) |
KMnO₄ titration |
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盐基度 Basicity |
8.0 – 16.0% (general grade 5.0–20.0%) |
GB/T 14591 |
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不溶物的质量分数 Insolubles |
≤ 0.5% (solid) / ≤ 0.3% (liquid) |
Gravimetric |
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pH 值(10 g/L 水溶液) |
1.5 – 3.0 |
pH meter |
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密度(20 ℃,液体)Density |
≥ 1.45 g/cm³ |
Densitometer |
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砷(以 As 计)Arsenic |
≤ 0.0002% (solid) / ≤ 0.0005% (liquid) |
AAS / ICP |
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铅(以 Pb 计)Lead |
≤ 0.0004% (solid) / ≤ 0.001% (liquid) |
AAS / ICP |
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镉(以 Cd 计)Cadmium |
≤ 0.0001% (solid) / ≤ 0.00025% (liquid) |
AAS / ICP |
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汞(以 Hg 计)Mercury |
≤ 0.00002% (solid) / ≤ 0.00005% (liquid) |
AAS / ICP |
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铬(以 Cr 计)Chromium |
≤ 0.001% (solid) / ≤ 0.0025% (liquid) |
AAS / ICP |
注:上述为固体/液体工业级水处理剂典型指标,依据 GB/T 14591-2016《水处理剂 聚合硫酸铁》。饮用水级指标更严(As ≤ 0.0001%、Pb ≤ 0.0002%)。液体产品全铁通常 ≥ 11.0%。具体数值以重庆广益化工出厂检验单(COA)为准。/ Industrial water-treatment typical specs per GB/T 14591-2016. Drinking-water grade is stricter (As ≤0.0001%, Pb ≤0.0002%). Liquid total Fe usually ≥11.0%. Values per batch COA.
Drinking water purification: removes turbidity, bacteria, algae and heavy metals; lowers residual aluminum
Industrial wastewater: power, chemical, metallurgy; reduces COD & BOD
Heavy-metal wastewater: steel, electroplating, mining; coagulation & settling
Organic wastewater: dyeing, paper, tannery; decolorization & deodorization
Oily wastewater: demulsification and grease separation
Municipal sewage: phosphorus & SS removal, sludge dewatering
Treatment of micro-polluted, low-temp/low-turbidity & algae-rich raw water
Store in a cool, dry, well-ventilated warehouse; RH below 75%
Keep packages sealed; avoid moisture; away from ignition & heat
Segregate from combustibles, alkalis, alcohols; no mixed storage
Wear acid-resistant gloves, goggles, dust mask (solid)
Do not store long-term; provide spill containment materials
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GHS 分类 GHS Classification |
具酸性腐蚀/刺激性(1% 溶液 pH 2.0-3.0);固体粉尘刺激眼、皮肤、呼吸道 / Acidic & corrosive/irritant; solid dust irritates eyes, skin, respiratory tract |
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危害声明 H-statements |
H290 可能腐蚀金属;H314 造成严重皮肤灼伤和眼损伤(浓溶液);H319 造成严重眼刺激 / H290 may corrode metal; H314 severe skin/eye burns (conc.); H319 serious eye irritation |
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防范说明 P-statements |
P264, P280, P303+P361+P353, P305+P351+P338, P310, P405 |
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NFPA 704 |
健康 Health 2 / 易燃 Flammability 0 / 反应 Reactivity 0 |
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急性毒性 Acute Toxicity |
低毒:大鼠经口 LD₅₀ > 2000 mg/kg(铁盐类);但具酸性腐蚀 / Low acute toxicity; acidic and corrosive |
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危险反应 Hazardous Reaction |
与碱反应生成沉淀;酸性溶液腐蚀金属 / Reacts with bases; acidic solution corrodes metals |
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灭火 Fire-fighting |
本品不燃;周围火用雾状水、干粉、砂土灭火,避免粉尘 / Non-combustible; use water spray, powder, sand; avoid dust |
固体:25 kg / 50 kg 塑编袋(内衬 PE 袋)或吨袋;液体:200 kg 塑料桶、IBC、槽车。 Solid: 25/50 kg PP woven (PE-lined)/jumbo; Liquid: 200 kg drums/IBC/tank.
在原包装、干燥密封条件下 12 个月(固体)。 12 months for solid in original sealed dry storage.
Industrial use as general/corrosive chemical; standard GB/T 14591-2016 (water treatment agent)
Drinking-water grade must meet GB 5749 (Standards for Drinking Water)
Export HS 3824.99; confirm transport class per destination chemical/corrosive regulations
Not a food additive; strictly NOT for food/feed; industrial water treatment only
免责声明 / Disclaimer:本技术数据表仅供参考,不构成任何担保。数据基于编制时可得的公开信息,重庆广益化工有限公司不对因使用本表所产生的任何后果承担责任。实际技术参数请以每批次出厂 COA 为准。 This TDS is for reference only and does not constitute a warranty. Values per batch COA prevail.
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