行业组件数据 · 2026

亚硝酸钠化合物

Sodium nitrite compound is a chemical additive used in meat curing to prevent bacterial growth and preserve color.

技术定义与适配语境
典型 亚硝酸钠化合物 会按材料、尺寸公差、适配关系和失效风险在 食品制造 中评估。

Sodium nitrite (NaNO2) is an inorganic compound used as a curing agent in food processing, particularly in meat products. It functions as an antimicrobial agent against Clostridium botulinum and other pathogens, while also stabilizing the red color of cured meats through the formation of nitrosomyoglobin. In high-purity sodium nitrite curing salt systems, it is precisely dosed and mixed with sodium chloride to ensure consistent preservation and safety.

组件规格

定义
Sodium nitrite (NaNO2) is an inorganic compound used as a curing agent in food processing, particularly in meat products. It functions as an antimicrobial agent against Clostridium botulinum and other pathogens, while also stabilizing the red color of cured meats through the formation of nitrosomyoglobin. In high-purity sodium nitrite curing salt systems, it is precisely dosed and mixed with sodium chloride to ensure consistent preservation and safety.
工作原理
Sodium nitrite inhibits bacterial growth by disrupting microbial enzyme systems and cellular respiration. In meat curing, it reacts with myoglobin to form nitrosomyoglobin, which gives cured meats their characteristic pink color. It also acts as an antioxidant to prevent rancidity.
材料
High-purity sodium nitrite (NaNO2)typically ≥99% purityfood-gradewith controlled impurities like heavy metals (leadarsenic) below regulatory limits. Often blended with sodium chloride (NaCl) in curing salt formulations.
Purity
≥99%
Appearance
White to slightly yellowish crystalline powder
Solubility
Highly soluble in water
Heavy Metals
<10 ppm
Moisture Content
<0.5%
pH (1% solution)
7-9
标准
ISO 22000ISO 9001DIN EN 12014-3

行业分类与别名

亚硝酸钠化合物 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Inaccurate dosing in curing system->Insufficient nitrite leads to microbial spoilage or excessive nitrite causes health risks->Implement automated dosing controls with regular calibration and safety interlocks
Moisture absorption during storage->Caking and inconsistent mixing in curing blend->Use sealed, moisture-proof containers and controlled storage conditions
Contamination with non-food-grade materials->Product safety violation and regulatory non-compliance->Source from certified suppliers and conduct incoming material inspections

工业生态与工程逻辑

0
Overdose can lead to methemoglobinemia (reduced oxygen transport in blood)
1
Potential formation of nitrosamines (carcinogenic compounds) under high-heat conditions
2
Corrosive to metals in humid environments
3
Toxic if ingested in large quantities

合规与检测

tolerance
Dosing accuracy within ±5% of target concentration; residual nitrite in finished products ≤200 ppm as per FDA/EFSA regulations
test method
Ion chromatography or spectrophotometric analysis (e.g., Griess assay) for nitrite quantification; microbial testing for Clostridium botulinum inhibition

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What is the primary function of sodium nitrite in food processing?

It prevents bacterial growth (especially botulism) and preserves the red color in cured meats.

Is sodium nitrite safe for consumption?

Yes, when used within regulated limits (typically 100-200 ppm in finished products), it is safe and approved by food safety authorities worldwide.

How is sodium nitrite applied in industrial curing?

It is precisely dosed and mixed with salt in automated curing systems to ensure uniform distribution and compliance with safety standards.

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CNFX Industrial Component Index · 食品制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:SODIUM_NITRITE_COMPOUND