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Key Documents

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Safety Information

604380

Sigma-Aldrich

Paraformaldehyde-13C

≥99 atom % 13C, 99% (CP)

Synonym(s):

Formaldehyde-13C polymer

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100 ML
¥2,335.07

¥2,335.07

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100 ML
¥2,335.07

About This Item

Linear Formula:
(13CH2O)n
Molecular Weight:
31.02
MDL number:
MFCD00145071
UNSPSC Code:
12162002
PubChem Substance ID:
329758983
NACRES:
NA.12

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isotopic purity

≥99 atom % 13C

Quality Level

200

Assay

99% (CP)

form

solid

mp

170 °C (dec.) (lit.)

mass shift

M+1

SMILES string

[X]O[13CH2]O[13CH2]O[13CH2][X]

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This Item
T74089036090358
Borate buffer suitable for HPLC, LiChropur™, 0.127-0.140 M

89273

Borate buffer

Triethylammonium bicarbonate buffer 1.0 M, pH 8.5±0.1

T7408

Triethylammonium bicarbonate buffer

Triethylammonium bicarbonate buffer volatile buffer, ~1.0 M in H2O

90360

Triethylammonium bicarbonate buffer

Triethylammonium acetate buffer volatile buffer, ~1.0 M in H2O

90358

Triethylammonium acetate buffer

technique(s)

HPLC: suitable

technique(s)

-

technique(s)

-

technique(s)

electrophoresis: suitable

concentration

0.127-0.140 M

concentration

1.0 M

concentration

~1.0 M in H2O

concentration

1 M, ~1.0 M in H2O

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

200

form

liquid

form

liquid

form

liquid

form

liquid

density

1.000-1.020 g/mL at 20 °C

density

1.02 g/mL at 25 °C (lit.)

density

1.018 g/mL at 20 °C

density

1.002 g/mL at 20 °C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

Packaging

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Carc. 1B - Eye Dam. 1 - Flam. Sol. 2 - Muta. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 2

Flash Point(F)

158.0 °F - closed cup

Flash Point(C)

70 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品
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    Certificates of Analysis (COA)

    Lot/Batch Number
    MBBD6086
    MBBD7395
    MBBD3841
    CX1902
    CX1590

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    André K Eckhardt et al.
    Nature chemistry, 10(11), 1141-1147 (2018-09-12)
    Carbohydrates (CH2O)n are the formal adducts of carbon (atoms) to water with a repeating unit that structurally resembles H-C̈-OH (hydroxymethylene). Although hydroxymethylene has been suggested as a building block for sugar formation, it is a reactive species that had escaped

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