Formic acid

产品名称

甲酸98-100％, Suprapur^®

InChI

1S/CH2O2/c2-1-3/h1H,(H,2,3)

SMILES string

OC=O

InChI key

BDAGIHXWWSANSR-UHFFFAOYSA-N

assay

≥98% (acidimetric), 98-100%

form

liquid

autoignition temp.

1004 °F

expl. lim.

12-38 % (v/v), 57 %

Quality Level

100

vapor density

1.6 (vs air)

vapor pressure

44.8 mmHg ( 20 °C)

description

for inorganic trace analysis

greener alternative product characteristics

Catalysis
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sustainability

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concentration

≤100% in formic acid

technique(s)

mass spectrometry (MS): suitable

refractive index

n20/D 1.370 (lit.)

pH

2.2 (20 °C, 10 g/L in H₂O)

bp

100-101 °C (lit.), 101 °C/1013 hPa

mp

8.2-8.4 °C (lit.)

transition temp

flash point 49.5 °C

solubility

soluble (Water: miscible in all proportions)

density

1.22 g/mL at 25 °C (lit.)

anion traces

chloride (Cl^-): ≤1000 ppb, phosphate, phosphite (as PO₄^3-): ≤100 ppb, sulfate, sulfite (as SO₄^2-): ≤500 ppb

cation traces

Ag: ≤0.5 ppb, Al: ≤5 ppb, As: ≤1 ppb, Au: ≤0.5 ppb, Ba: ≤1 ppb, Be: ≤0.5 ppb, Bi: ≤0.5 ppb, Ca: ≤10 ppb, Cd: ≤0.5 ppb, Co: ≤0.5 ppb, Cr: ≤1 ppb, Cu: ≤1 ppb, Fe: ≤5 ppb, Ga: ≤0.5 ppb, Ge: ≤0.5 ppb, Hg: ≤1 ppb, In: ≤0.5 ppb, K: ≤5 ppb, Li: ≤0.5 ppb, Mg: ≤2 ppb, Mn: ≤0.5 ppb, Mo: ≤0.5 ppb, Na: ≤5 ppb, Ni: ≤1 ppb, Pb: ≤1 ppb, Pd: ≤1 ppb, Pt: ≤1 ppb, Sb: ≤1 ppb, Sn: ≤0.5 ppb, Sr: ≤0.5 ppb, Ti: ≤0.5 ppb, Tl: ≤0.5 ppb, U: ≤0.5 ppb, V: ≤0.5 ppb, Zn: ≤5 ppb, Zr: ≤0.5 ppb

greener alternative category

Aligned

storage temp.

2-30°C