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Merck

73594

Supelco

乙酸铵

LiChropur, eluent additive for LC-MS

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About This Item

线性分子式:
CH3CO2NH4
CAS号:
分子量:
77.08
Beilstein:
4186741
EC號碼:
MDL號碼:
分類程式碼代碼:
12000000
eCl@ss:
39021908
PubChem物質ID:
NACRES:
NB.21

等級

eluent additive for LC-MS

品質等級

agency

suitable for ASTM® 7968
suitable for ASTM® 7979
suitable for DIN 38407-42
suitable for EPA 1633
suitable for EPA 533
suitable for EPA 537.1
suitable for EPA 8327
suitable for EPA ACB B21-02
suitable for EPA ACB B23-05b
suitable for GB 31604.35-2016
suitable for GB 5009.253-2016
suitable for ISO 21675 2019
suitable for ISO 25101
suitable for ISO/CEN 15968-2010

法律遵循

suitable for FDA C-010.02

化驗

≥99.0% (calc. on dry substance, T)

形狀

solid

品質

LiChropur

技術

LC/MS: suitable

雜質

insoluble matter, passes filter test
≤1% water

燃燒殘留物

≤0.01% (as SO4)

pH值

6.2-7.5 (25 °C, 1 M in H2O)

mp

110-112 °C (dec.) (lit.)

溶解度

H2O: 1 M at 20 °C, clear, colorless

負離子痕跡

chloride (Cl-): ≤5 mg/kg
nitrate (NO3-): ≤10 mg/kg
sulfate (SO42-): ≤10 mg/kg

正離子痕跡

Al: ≤1 mg/kg
As: ≤0.1 mg/kg
Ba: ≤1 mg/kg
Bi: ≤1 mg/kg
Ca: ≤5 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤5 mg/kg
Li: ≤1 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Mo: ≤1 mg/kg
Na: ≤5 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sr: ≤1 mg/kg
Zn: ≤1 mg/kg

SMILES 字串

N.CC(O)=O

&lambda ;

1 M in H2O

紫外吸收

λ: 260 nm Amax: ≤0.015
λ: 280 nm Amax: ≤0.010

適合性

passes test for LC-MS

InChI

1S/C2H4O2.H3N/c1-2(3)4;/h1H3,(H,3,4);1H3

InChI 密鑰

USFZMSVCRYTOJT-UHFFFAOYSA-N

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一般說明

乙酸铵以白色晶体的形式存在。它时以醋酸和氨为原料制备,经中和至pH 7.0。 它被广泛应用于分析化学、医药、纺织染色等领域。

應用

乙酸铵已可用于制备UPLC-MS/MS洗脱液和HPLC-MS/MS洗脱液,以比较9种药物化合物在水环境样品中的基质效应。它还被用作添加剂,以提高MALDI-MS对磷酸肽的检测。

推薦產品

探索最适于HPLCLC-MS分析的LiChropur试剂

法律資訊

ASTM is a registered trademark of American Society for Testing and Materials
LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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分析证书(COA)

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