277908
钼酸铵
99.98% trace metals basis
别名:
钼酸二铵, 钼酸铵
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线性分子式:
(NH4)2MoO4
化学文摘社编号:
分子量:
196.01
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
236-031-3
MDL number:
Assay:
99.98% trace metals basis
Form:
solid
Solubility:
ethanol: insoluble(lit.)
产品名称
钼酸铵, 99.98% trace metals basis
InChI key
LZRXBDCICLHKEN-UHFFFAOYSA-L
InChI
1S/Mo.2H3N.2H2O.2O/h;2*1H3;2*1H2;;/q+2;;;;;;/p-2
SMILES string
N.N.O[Mo](O)(=O)=O
assay
99.98% trace metals basis
form
solid
reaction suitability
reagent type: catalyst
technique(s)
electron microscopy: suitable
impurities
≤250.0 ppm Trace Metal Analysis
solubility
ethanol: insoluble(lit.)
Quality Level
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Application
钼酸铵已被用于制备钼磷酸盐。(NH4)2MoO4 被用作分析试剂，对磷酸盐、硅酸盐、砷酸盐和铅的水溶液进行定量分析。2 饱和浓度的(NH4)2MoO4 被用于低温阴性染色 以及用作生物电镜的阴性染色剂。钼酸铵用于研究无细胞表达膜蛋白的结晶。
钼酸铵已被用于制备钼磷酸盐。(NH4)2MoO4 被用作分析试剂，对磷酸盐、硅酸盐、砷酸盐和铅的水溶液进行定量分析。饱和浓度的(NH4)2MoO4 被用于低温阴性染色 以及用作生物电镜的阴性染色剂。钼酸铵用于研究无细胞表达膜蛋白的结晶。
General description
钼酸铵可以通过将三氧化钼溶解在氨中进行制备。
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
Handbook of Non-Ferrous Metal Powders: Technologies and Applications null
Negative staining
Harris JR et al.
Electron Microscopy in Biology (1991)
Effect of the addition of ammonium molybdate on metakaolin-based geopolymer formation: Shrinkage and crystallization
Vidal L, et al.
Powder Technology, 275, 211-219 (2015)
M Adrian et al.
Micron (Oxford, England : 1993), 29(2-3), 145-160 (1998-07-31)
A procedure is presented for the preparation of thin layers of vitrified biological suspensions in the presence of ammonium molybdate, which we term cryo-negative staining. The direct blotting of sample plus stain solution on holey carbon supports produces thin aqueous
S De Carlo et al.
Journal of structural biology, 138(3), 216-226 (2002-09-10)
Beam damage is the main resolution-limiting factor when biological particles are observed by cryoelectron microscopy in a thin vitrified solution film. Furthermore, the low contrast of the specimen frequently makes observation difficult and limits the possibility of image processing. Cryo-negative
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