12648
硝酸钾
puriss., meets analytical specification of Ph Eur, BP, USP, FCC, E252, 99.0-100.5%
等级
puriss.
质量水平
方案
99.0-100.5%
表单
powder or crystals
质量
meets analytical specification of Ph Eur, BP, USP, FCC, E252
杂质
acidity or alkalinity, complies
reducing matter, complies
residual solvents, complies
≤0.001% heavy metals (as Pb)
≤0.005% ammonium (NH4)
缺失
≤0.5% loss on drying, 105 °C
pH值（酸碱度）
5-8 (20 °C, 5%)
mp
334 °C (lit.)
痕量阴离子
chloride (Cl-): ≤10 mg/kg
nitrite (NO2-): ≤5 mg/kg
sulfate (SO42-): ≤100 mg/kg
痕量阳离子
As: ≤1 mg/kg
Ca: ≤50 mg/kg
Cu: ≤10 mg/kg
Fe: ≤10 mg/kg
Na: ≤1000 mg/kg
Pb: ≤4 mg/kg
Zn: ≤10 mg/kg
适用性
complies for appearance of solution
SMILES字符串
[K+].[O-][N+]([O-])=O
InChI
1S/K.NO3/c;2-1(3)4/q+1;-1
InChI key
FGIUAXJPYTZDNR-UHFFFAOYSA-N
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一般描述
硝酸钾是具有菱形晶体的无色钾盐。它是一种氧化剂。在自然界中，它被称为硝石。碳酸钾/氢氧化钾与硝酸反应或硝酸钠与氯化钾反应可制备硝酸钾。1 硝酸铵和氢氧化钾在高温条件下可合成硝酸钾。
硝酸钾可以用作氧化剂，其可以通过硝酸铵和氢氧化钾在高温条件下合成而制备。
硝酸钾可以用作氧化剂，其可以通过硝酸铵和氢氧化钾在高温条件下合成而制备。
应用
硝酸钾可用于以下研究：
- 枪粉、陶瓷、玻璃、印染的制备。1
- 作为烟花中的氧化剂。1
- 亚硝酸钾的制备。1
- 作为牙齿过敏的脱敏剂。
- 作为相变材料，用于制备具有相变行为的纳米流体。
警示用语：
Warning
危险声明
危险分类
Ox. Sol. 3
储存分类代码
5.1B - Oxidizing hazardous materials
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
法规信息
危险化学品
易制爆化学品
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