• 苯甲酸 Benzoic Acid,Chongqing Guangyi Chemical Co., Ltd,苯甲酸 Benzoic Acid
  • 苯甲酸 Benzoic Acid,Chongqing Guangyi Chemical Co., Ltd,苯甲酸 Benzoic Acid

工业级苯甲酸 Benzoic Acid

No.CAS 65-85-0
Benzoic acid is widely used as antiseptic and preservative in food industry. It serves as key intermediate for synthesizing pharmaceuticals, dyes and fragrances. It is also applied in cosmetic products, rubber processing and laboratory analytical reagents.
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  • 苯甲酸 Benzoic Acid,Chongqing Guangyi Chemical Co., Ltd,苯甲酸 Benzoic Acid

Description

  1. 产品标识 / Product Identification

产品名称 Product Name

工业苯甲酸 / Benzoic Acid (Industrial Grade)(安息香酸、苯甲酸(工业级)、苯羧酸 / Benzenecarboxylic acid, Phenylformic acid, Industrial benzoic acid)

别名 Synonyms

安息香酸、苯甲酸(工业级)、苯羧酸 / Benzenecarboxylic acid, Phenylformic acid, Industrial benzoic acid

化学式 Formula

C₇H₆O₂

分子量 Molecular Weight

122.12 g/mol

CAS 登记号 CAS No.

65-85-0

EC / EINECS 号

200-618-2

食品添加剂号 E-Number

E 210

海关编码 HS Code

2916.31

PubChem CID

243

InChIKey

WPYMKLBDIGXBTP-UHFFFAOYSA-N

主要用途 Primary Use

食品防腐剂(E210)、饲料、医药、染料、塑料增塑剂、防锈剂 / Food preservative (E210), feed, pharma, dyes, plasticizers



  1. 组分信息 / Composition

主要成分 Main Component

苯甲酸 C₇H₆O₂ ≥ 99.5%(工业级/食品级)/ Benzoic acid C₇H₆O₂ ≥ 99.5% (industrial/food grade)

杂质 Impurities

氯化物、重金属、砷、灼烧残渣、水分、邻苯二甲酸、联苯类 / Chlorides, Heavy metals, Arsenic, Residue on ignition, Moisture, Phthalic acid, Biphenyls


  1. 理化性质 / Physical & Chemical Properties

外观 Appearance

白色鳞片状或针状结晶,微有苯甲醛气味 / White flakes or needles, slight benzaldehyde odor

分子量 MW

122.12 g/mol

熔点 MP

121 – 123 °C

沸点/分解 BP / Decomp.

约 249 °C(760 mmHg,同时升华)/ ~249 °C @760 mmHg, sublimes

密度 Density

1.2659 g/cm³ @ 15 °C

水中溶解度 Solubility (H₂O)

微溶:约 3.4 g/L @ 25 °C;温度升高溶解度显著增大 / Slightly soluble ~3.4 g/L @25 °C; rises with temperature

其他溶剂溶解度 in other

易溶于乙醇、乙醚、氯仿、苯、甲苯 / Soluble in ethanol, ether, chloroform, benzene

pH

饱和水溶液 pH ≈ 2.5 – 3.0(弱酸)/ Saturated solution pH ≈ 2.5–3.0 (weak acid)

pKa

4.20(25 °C,水)/ 4.20 (25 °C, water)

晶体结构 Crystal Structure

单斜晶系 / Monoclinic

折射率 Refractive Index

nD ≈ 1.5397(20 °C)

吸湿/潮解 Hygroscopicity

不吸湿,但易升华 / Non-hygroscopic; sublimes readily


  1. 典型产品规格 / Typical Product Specifications (Industrial Grade)

项目 Item

典型值 Typical

测试方法 Method

含量(以干基计)Assay

≥ 99.5%

滴定 / Titration

熔点 Melting point

121 – 123 °C

GB/T 617 / Capillary

干燥失量 Loss on drying

≤ 0.50%

重量法 / Gravimetric

氯化物(以 Cl 计)Chlorides

≤ 0.014%

滴定 / Titration

灼烧残渣 Residue on ignition

≤ 0.05%

重量法 / Gravimetric

重金属(以 Pb 计)Heavy metals

≤ 0.001% (≤10 mg/kg)

AAS / ICP

砷(以 As 计)Arsenic

≤ 0.0002% (≤2 mg/kg)

AAS / ICP

邻苯二甲酸 Phthalic acid

≤ 100 mg/kg

HPLC

色度 Color (Hazen)

≤ 20

GB/T 3143

注:上述为工业级/食品级典型指标,可参照 GB 1886.183-2016(食品添加剂 苯甲酸)及 thchemical.com / hnlangrui 等供应商公开规格。具体数值以重庆广益化工出厂检验单(COA)为准。 / Per GB 1886.183-2016 and supplier TDS. Values per batch COA.

  1. 用途 / Applications
  • 食品与饲料:防腐剂、酸度调节(E210,须食品/饲料级)

Food & feed: preservative, acidulant (E210; food/feed grade required)

  • 医药:杀菌防腐剂、药物中间体

Pharma: antiseptic preservative, drug intermediate

  • 染料与涂料:媒染剂、树脂改性

Dyes & coatings: mordant, resin modification

  • 塑料:增塑剂、醇酸树脂原料

Plastics: plasticizer, alkyd resin feedstock

  • 日化:牙膏、化妆品防腐

Personal care: toothpaste, cosmetic preservative

  • 金属防锈剂

Metal rust inhibitor

  • 食品/饲料防腐(E210)、医药、染料、增塑剂、防锈

Food/feed preservative (E210), pharma, dyes, plasticizers, rust inhibitor

  1. 储存与操作 / Storage & Handling
  • 密封、阴凉、干燥处存放,远离热源、火源与氧化剂

Store sealed in cool, dry place; away from heat, ignition and oxidizers

  • 避免升华损失

Avoid loss by sublimation

  • 操作时佩戴防尘口罩、护目镜、手套

Wear dust mask, goggles, gloves when handling

  • 按一般化学品管理;泄漏清扫收集

Manage as general chemical; sweep and collect spills

  1. 安全信息 / Safety Information

GHS 分类 GHS Classification

GHS07(感叹号);皮肤/眼/呼吸道刺激 / GHS07; skin/eye/respiratory irritation

危害声明 H-statements

H315 造成皮肤刺激;H319 造成严重眼刺激;H335 可能造成呼吸道刺激 / H315; H319; H335

防范说明 P-statements

P261, P264, P280, P305+P351+P338, P312

NFPA 704

健康 Health 1 / 易燃 Flammability 1 / 反应 Reactivity 0

急性毒性 Acute Toxicity

低毒:LD₅₀(大鼠,经口) ≈ 1700 mg/kg / Low toxicity: LD₅₀(oral,rat) ≈ 1700 mg/kg

危险反应 Hazardous Reaction

与强氧化剂反应;高温升华/分解 / Reacts with oxidizers; sublimes/decomposes on heating

灭火 Fire-fighting

可燃固体;用雾状水、干粉、CO₂、砂土灭火 / Combustible solid; water spray, powder, CO₂


  1. 包装 / Packaging

25 kg 塑料编织袋或纸塑复合袋(内衬 PE 袋);可定制吨袋。 25 kg PP woven/laminated bags, PE-lined.

  1. 保质期 / Shelf Life

在原包装、干燥条件下 24 个月。 24 months in original dry storage.

  1. 法规与合规 / Regulatory & Compliance
  • 工业用途按一般化学品管理;出口欧盟须满足进口方 REACH 义务(EC 200-618-2)

Industrial use as general chemical; EU exports subject to REACH (EC 200-618-2)

  • 食品/饲料级须符合 GB 1886.183-2016 / FCC / E 210 并取得 HALAL/KOSHER 资质

Food/feed grade must comply with GB 1886.183-2016 / FCC / E 210 and hold HALAL/KOSHER

  • 通常为非危险货物;具体运输分类请以最新 SDS / IATA / IMDG 为准

Usually non-hazardous; transport class per latest SDS / IATA / IMDG

 

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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