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Merck

1.00489

Oxalic acid dihydrate

Suprapur®

別名:

Oxalic acid dihydrate, Ethanedioic acid

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この商品について

化学式:
(COOH)2 · 2 H2O
CAS番号:
分子量:
126.07
UNSPSC Code:
12352106
EC Index Number:
205-634-3
NACRES:
NA.21
MDL number:
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製品名

Oxalic acid dihydrate, Suprapur®

SMILES string

[O+H3].[O+H3].[O-]C(=O)C(=O)[O-]

InChI

1S/C2H2O4.2H2O/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);2*1H2

InChI key

GEVPUGOOGXGPIO-UHFFFAOYSA-N

vapor pressure

0.000312 hPa ( 25 °C)

description

for inorganic trace analysis

assay

≥99.5% (calculated as dihydrate, alkalimetric)

form

solid

potency

375 mg/kg LD50, oral (Rat)

pH

1.5 (10 g/L in H2O)

bp

149-160 °C/1013 hPa (decomposition)

mp

98-100 °C

transition temp

flash point 157 °C (decomposition)

solubility

water: >100 g/L at 25 °C

density

1.65 g/cm3 at 20 °C

bulk density

813 kg/m3

anion traces

chloride (Cl-): ≤5000 ppb
phosphate (PO43-): ≤500 ppb
sulfate (SO42-): ≤2000 ppb

cation traces

Ag: ≤10 ppb
Al: ≤20 ppb
As: ≤1.0 ppb
Au: ≤1.0 ppb
Ba: ≤100 ppb
Be: ≤1.0 ppb
Bi: ≤1.0 ppb
Ca: ≤100 ppb
Cd: ≤50 ppb
Co: ≤5 ppb
Cr: ≤10 ppb
Cu: ≤5 ppb
Fe: ≤50 ppb
Ga: ≤1.0 ppb
Ge: ≤1.0 ppb
In: ≤1.0 ppb
K: ≤200 ppb
Li: ≤5 ppb
Mg: ≤20 ppb
Mn: ≤5 ppb
Mo: ≤5 ppb
Na: ≤100 ppb
Ni: ≤10 ppb
Pb: ≤10 ppb
Pt: ≤1.0 ppb
Sb: ≤1.0 ppb
Sn: ≤5 ppb
Sr: ≤100 ppb
Ti: ≤5 ppb
Tl: ≤1.0 ppb
U: ≤1.0 ppb
V: ≤10 ppb
Zn: ≤20 ppb

storage temp.

2-30°C

Quality Level

関連するカテゴリー

Analysis Note

Assay (alcalimetric, calc. as dihydrate): ≥ 99.5 %
Chloride (Cl): ≤ 5000 ppb
Phosphate (PO₄): ≤ 500 ppb
Sulfate (SO₄): ≤ 2000 ppb
Ag (Silver): ≤ 10 ppb
Al (Aluminium): ≤ 20 ppb
As (Arsenic): ≤ 1.0 ppb
Au (Gold): ≤ 1.0 ppb
Ba (Barium): ≤ 100 ppb
Be (Beryllium): ≤ 1.0 ppb
Bi (Bismuth): ≤ 1.0 ppb
Ca (Calcium): ≤ 100 ppb
Cd (Cadmium): ≤ 50 ppb
Co (Cobalt): ≤ 5 ppb
Cr (Chromium): ≤ 10 ppb
Cu (Copper): ≤ 5 ppb
Fe (Iron): ≤ 50 ppb
Ga (Gallium): ≤ 1.0 ppb
Ge (Germanium): ≤ 1.0 ppb
In (Indium): ≤ 1.0 ppb
K (Potassium): ≤ 200 ppb
Li (Lithium): ≤ 5 ppb
Mg (Magnesium): ≤ 20 ppb
Mn (Manganese): ≤ 5 ppb
Mo (Molybdenum): ≤ 5 ppb
Na (Sodium): ≤ 100 ppb
Ni (Nickel): ≤ 10 ppb
Pb (Lead): ≤ 10 ppb
Pt (Platinum): ≤ 1.0 ppb
Sb (Antimony): ≤ 1.0 ppb
Sn (Tin): ≤ 5 ppb
Sr (Strontium): ≤ 100 ppb
Ti (Titanium): ≤ 5 ppb
Tl (Thallium): ≤ 1.0 ppb
U (Uranium): ≤ 1.0 ppb
V (Vanadium): ≤ 10 ppb
Zn (Zinc): ≤ 20 ppb

Application


  • Reaction Atmosphere-Controlled Thermal Conversion of Ferrocene to Hematite and Cementite Nanomaterials-Structural and Spectroscopic Investigations.: This study investigates the conversion of ferrocene to hematite and cementite nanomaterials under controlled thermal conditions. The structural and spectroscopic properties of the resulting materials were analyzed, providing insights into their potential applications in various fields of chemistry and materials science (Kundu et al., 2024).

  • Insights into a Co-precursor Driven Solid-State Thermal Reaction of Ferrocene Carboxaldehyde Leading to Hematite Nanomaterial: A Reaction Kinetic Study.: This research focuses on the solid-state thermal reaction of ferrocene carboxaldehyde with oxalic acid dihydrate, leading to hematite nanomaterial. The study provides detailed reaction kinetics and potential applications in catalysis and materials science (Chakraborty et al., 2023).

  • Supramolecular Structure of Microwave Treated Bamboo for Production of Lignin-Containing Nanocellulose by Oxalic Acid Dihydrate.: The paper explores the use of oxalic acid dihydrate in the microwave treatment of bamboo to produce lignin-containing nanocellulose. This process enhances the material properties of nanocellulose, offering applications in sustainable materials and bioengineering (Wang et al., 2023).

  • Thermo-Mechano-Chemical Deconstruction of Cellulose for Cellulose Nanocrystal Production by Reactive Processing.: This study presents a method for producing cellulose nanocrystals using thermo-mechano-chemical deconstruction with oxalic acid dihydrate. The resulting nanocrystals have potential uses in biocomposites and nanomaterials (Guiao et al., 2022).

  • Formation and Structure Evolution of Starch Nanoplatelets by Deep Eutectic Solvent of Choline Chloride/Oxalic Acid Dihydrate Treatment.: This research investigates the formation of starch nanoplatelets using a deep eutectic solvent comprising choline chloride and oxalic acid dihydrate. The study highlights the structural evolution and potential applications in food science and materials engineering (Xiao et al., 2022).

Legal Information

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1

保管分類

11 - Combustible Solids

wgk

WGK 1


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グローバルトレードアイテム番号

カタログ番号GTIN
1.00489.010004022536006826

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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