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Merck

901874

Sigma-Aldrich

硫酸アンモニウム

anhydrous, Redi-Dri, ReagentPlus®, ≥99.0%

別名:

マスカナイト

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About This Item

化学式:
(NH4)2SO4
CAS番号:
分子量:
132.14
MDL番号:
UNSPSCコード:
12352116
NACRES:
NA.21

グレード

anhydrous

品質水準

製品種目

ReagentPlus®
Redi-Dri

アッセイ

≥99.0%

形状

powder

pH

5-6 (25 °C, 132 g/L)

mp

>280 °C (dec.) (lit.)

溶解性

water: soluble 132 g/L at 20 °C

密度

1.77 g/mL at 25 °C (lit.)

微量陽イオン

Fe: ≤10 ppm
Pb: ≤3 ppm
Se: ≤5 ppm

SMILES記法

N.N.OS(O)(=O)=O

InChI

1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)

InChI Key

BFNBIHQBYMNNAN-UHFFFAOYSA-N

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関連するカテゴリー

詳細

Ammonium sulfate is an ammonium salt commonly used as fertilizer. It can be synthesized by neutralizing sulfuric acid with ammonia. It is reported to enhance the phytotoxicity of several herbicides like glyphosates. It is formed as a co-product during the manufacture of caprolactam, a precursor of nylon.

Redi-Dri technology eliminates clumping and the need for complicated procedures to keep your salts free-flowing. Keeping your salts dry helps improve your results by giving accurate measurements and easier-to-handle salts and buffers. Rather than drying your salts in an oven or desiccator or breaking them apart manually, Redi-Dri ensures that your salts will remain easy-to-use for months without worrying about anti-caking agents. Even after repeated openings you can be assured that your results are always accurate. Redi-Dri saves you time, energy and money by keeping your salts usable for longer!

アプリケーション

Ammonium sulfate may be used in methyl cellulose precipitable tannin assay to examine wine tannin in finished wine samples. It may also be used in making externally mixed aerosols for analyzing the 1 × 3 tandem differential mobility analyzer (1 × 3-TDMA), which is mainly employed for determining the irreversibility of the hygroscopic growth factor of aerosol particles.

特徴および利点

  • Increased efficiency – Eliminate time and effort of loosening hardened powders
  • Safety –Avoid risks of using tools of force to break up clumps
  • Economy –Faster preparation and solvation increase productivity and reduce costs
  • Assured quality –Excellent, expert-tested quality with no anti-caking agents
  • Flexible volumes –Available from research amounts to scale-up quantities

法的情報

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

保管分類コード

13 - Non Combustible Solids

WGK

WGK 1

引火点(°F)

Not applicable

引火点(℃)

Not applicable


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Ammonium Compounds.
Weston CW, et al.
Kirk-Othmer Encyclopedia of Chemical Technology (2003)
Influence of yeast strain on Shiraz wine quality indicators.
Holt H, et al.
International Journal of Food Microbiology, 165(3), 302-311 (2013)
Industrial catalytic aspects of the synthesis of monomers for nylon production.
Bellussi G and Perego C.
CATTECH, 4(1), 4-16 (2000)
Substitutes for Ammonium Sulfate as Additives with Glyphosate and Glufosinate.
Pratt D, et al.
Weed Technology, 17(3), 576-581 (2003)
The 1-by-3 tandem differential mobility analyzer for measurement of the irreversibility of the hygroscopic growth factor.
Rosenoern T, et al.
Aerosol Science and Technology, 43(7), 641-652 (2009)

ライフサイエンス、有機合成、材料科学、クロマトグラフィー、分析など、あらゆる分野の研究に経験のあるメンバーがおります。.

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