1.00807

Trichloroacetic acid

for analysis EMSURE^® ACS,Reag. Ph Eur

• Synonym(s): Trichloroacetic acid
• Empirical Formula (Hill Notation): C₂HCl₃O₂
• CAS Number: 76-03-9
• Molecular Weight: 163.39
• MDL number: MFCD00004177
• UNSPSC Code: 12352106
• EC Index Number: 200-927-2

Properties

• grade: ACS reagent
• Quality Level: 300
• Agency: reag. Ph. Eur.
• vapor pressure: 1 hPa ( 20 °C)
• product line: EMSURE^®
• Assay: ≥99.5% (alkalimetric)
• form: solid
• autoignition temp.: 711 °C
• potency: 3320 mg/kg LD₅₀, oral (Rat)
• impurities: ≤0.01% In water insoluble matter; ≤300 ppm Sulfated ash (600 °C)
• color: clear
• pH: <1 (20 °C, 50 g/L in H₂O)
• mp: 54-56 °C
• transition temp: flash point >110 °C
• solubility: 1300 g/L
• density: 1.63 g/cm³ at 20 °C
• bulk density: 900 kg/m³
• anion traces: chloride (Cl^-): ≤10 ppm; nitrate (NO₃^-): ≤20 ppm; phosphate (PO₄^3-): ≤5 ppm; sulfate (SO₄^2-): ≤200 ppm
• cation traces: Cu: ≤5 ppm; Fe: ≤10 ppm; heavy metals (as Pb): ≤20 ppm
• storage temp.: 15-25°C
• InChI: 1S/C2HCl3O2/c3-2(4,5)1(6)7/h(H,6,7)
• InChI key: YNJBWRMUSHSURL-UHFFFAOYSA-N

Description

Linkage

Replaces: TX1045; TX1045-5; TX1045-3

Analysis Note

Assay (alkalimetric): ≥ 99.5 %
Identity (IR-spectrum): passes test
Appearance: colorless, deliquescent crystals
Appearance of solution (200 g/l; water): clear and colorless
In water insoluble matter: ≤ 0.01 %
Chloride (Cl): ≤ 10 ppm
Nitrate (NO₃): ≤ 20 ppm
Phosphate (PO₄): ≤ 5 ppm
Sulphate (SO₄): ≤ 200 ppm
Heavy metals (as Pb): ≤ 20 ppm
Cu (Copper): ≤ 5 ppm
Fe (Iron): ≤ 10 ppm
Readily carbonisable substance: passes test
Sulfated ash (600 °C): ≤ 300 ppm

Legal Information

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

Safety Information

• Pictograms: GHS05,GHS09
• Signal Word: Danger
• Hazard Statements: H314 - H410
• Precautionary Statements: P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1A
• Storage Class Code: 8B - Non-combustible, corrosive hazardous materials
• WGK: WGK 2
• Flash Point(F): 235.4 °F - closed cup
• Flash Point(C): > 113 °C - closed cup