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Merck

11213

Sigma-Aldrich

碳酸氢铵

puriss., meets analytical specification of Ph.Eur., BP, E 503, 99-101%

别名:

碳酸氢铵

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About This Item

线性分子式:
NH4HCO3
CAS号:
分子量:
79.06
Beilstein:
4329606
EC號碼:
MDL號碼:
分類程式碼代碼:
12352300
eCl@ss:
38020216
PubChem物質ID:
NACRES:
NA.21

蒸汽密度

2.7 (vs air)

蒸汽壓力

513 hPa ( 50 °C)
67.1 hPa ( 20 °C)

等級

puriss.

化驗

99-101%

形狀

powder or crystals

品質

meets analytical specification of Ph.Eur., BP, E 503

雜質

residual solvents, complies
tar like substances, complies
≤0.001% heavy metals (as Pb)
≤0.01% non-volatile matter

pH值

7-8.5 (25 °C, 79.1 g/L)

負離子痕跡

chloride (Cl-): ≤10 mg/kg
sulfate (SO42-): ≤30 mg/kg
sulfide (S2-): in accordance

正離子痕跡

As: ≤1 mg/kg
Fe: ≤5 mg/kg
Hg: ≤1 mg/kg
Pb: ≤5 mg/kg

儲存溫度

room temp

SMILES 字串

N.OC(O)=O

InChI

1S/CH2O3.H3N/c2-1(3)4;/h(H2,2,3,4);1H3

InChI 密鑰

ATRRKUHOCOJYRX-UHFFFAOYSA-N

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一般說明

碳酸氢铵是铵离子的碳酸氢盐。除了作为氨的来源外,它还通常用作温和的碱。氨的碳酸氢盐呈颗粒状晶体,易溶于水。在催化剂的合成中,使用碳酸氢铵。

應用

碳酸氢铵可用作:
  • 作为矿物燃料,采用溶胶-凝胶燃烧法制备氧化铝-氧化锆纳米粉体。
  • 沉淀剂,用于合成 γ-Al2O3 样品(γ-Al2O3-1),用于从水溶液中去除氟化物。

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Acute Tox. 4 Oral

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 1


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