推荐产品
等级
analytical standard
质量水平
描述
traceable to NIST SRM 194
检测方案
≥99.5% (T)
≥99.5%
保质期
limited shelf life, expiry date on the label
技术
HPLC: suitable
gas chromatography (GC): suitable
titration: suitable
杂质
12.18%±0.10% total Kjeldahl nitrogen
缺失
≤0.2% loss on drying
pH值（酸碱度）
3.8-4.4 (25 °C, 50 mg/mL in H2O)
mp
190 °C (dec.) (lit.)
溶解性
H2O: soluble, clear, colorless
应用
food and beverages
格式
neat
SMILES字符串
N.OP(O)(O)=O
InChI
1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)
InChI key
LFVGISIMTYGQHF-UHFFFAOYSA-N
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一般描述
磷酸二氢铵是在严格的条件下产生的分析标准，并以尽可能高的精度测量。
应用
它是凯氏法测定氮的标准品。
特点和优势
- 可整洁存储于安全玻璃瓶内，打开前确保整个保质期的稳定性。
- 提供准确的滴度测定
- 随附分析证书（CoA）
注意
室温储存。我们建议首次使用后用干燥的氩气或氮气吹扫，进行除湿。
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Eyeshields, Gloves, type N95 (US)
Shijing Sun et al.
Materials (Basel, Switzerland), 12(24) (2019-12-11)
Sucrose is one of the most abundantly available renewable chemicals in the world, and it is expected to be utilized as a raw material for wood-based material products. Herein, a novel adhesion system that was based on sucrose and ammonium
Xiaojuan Ren et al.
Rapid communications in mass spectrometry : RCM, 35(4), e9004-e9004 (2020-11-15)
Although the identification of degradation products of cefpirome sulfate has been reported, there has been no report concerning the impurities in bulk samples of this compound. To meet the requirements of the International Council for Harmonization of Technical Requirements for
Zhongyuan Zhao et al.
Polymers, 12(1) (2020-01-19)
In this study, a further investigation was carried out on the synthesis mechanism, optimal manufacturing conditions, and curing behavior of a sucrose-ammonium dihydrogen phosphate (SADP) adhesive. The results of 13C nuclear magnetic resonance (NMR) spectroscopy confirmed that SADP was composed
Zhongyuan Zhao et al.
Polymers, 11(12) (2019-11-24)
The development of eco-friendly adhesives for wood composite products has been a major topic in the field of wood science and product engineering. Although the research on tannin-based and soybean protein-based adhesives has already reached, or at least nears, industrial
Chao Liang et al.
Journal of chromatography. A, 1528, 25-34 (2017-11-07)
Reversed-phase liquid chromatography (RPLC) based octanol-water partition coefficient (logP) or distribution coefficient (logD) determination methods were revisited and assessed comprehensively. Classic isocratic and some gradient RPLC methods were conducted and evaluated for neutral, weak acid and basic compounds. Different lipophilicity
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