Description

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Safety Data Sheet

Certificate of Analysis

PRISTINE® LC-MS Grade Acetonitrile is a premium, ultra-pure solvent meticulously designed for liquid chromatography-mass spectrometry applications, offering unmatched performance and reliability for the most demanding analytical procedures. With a purity of ≥99.99% and an exceptionally low level of metal ions and organic impurities, this acetonitrile grade is ideal for sensitive MS detection, delivering accurate and reproducible results for both qualitative and quantitative analyses.

Features:

ACS-certified!
ISO-certified!
No LC-MS TIC signals higher than 100ppb Reserpine
No LC-MS TIC signals higher than
50PPB RESERPINE (ESI + mode)
50PPB 4-Nitrophenol (ESI – mode)
Very low metal concentration (<100ppb)
Low Particles
Low UV absorbance, High GC assay
Packaged in glass bottles with Actual Lot Analysis printed on each label

Optimize the precision and reproducibility of your LC-MS workflow with Birch Biotech LC-MS Grade Acetonitrile—trusted by professionals for unmatched purity, stability, and analytical performance!

Product Specifications:

PRISTINE® Acetonitrile, LC-MS Grade
Product Name	Acetonitrile
Product Number	1930-5
Formula	CH3CN
Molecular Weight	41.05
Grade	LC-MS
CAS Number
Beilstein/REAXYS Number	741857
EC Number	200-835-2
MDL number	MFCD00001878
UNSPSC Code	12191502
Exp. Date after Mfg. Date	3 years
Test Method	ACS 11th Edition

Specifications
Meets ACS Specification	Yes
Appearance (color)	Colorless
Form	Liquid
Purity (GC area %)	Min 99.9%
Assay (by GC)	Min 99.9 %
Color (APHA)	Max 10
Water	Max 0.01 %
Residue after evaporation	Max 1 ppm
Titratable Acid	Max 0.0008 mEq/g
Titratable Base	Max 0.0006 mEq/g
Ultraviolet Spectrophotometry
UV Absorbance 195 nm	Max 0.15
UV Absorbance 200 nm	Max 0.05
UV Absorbance 205 nm	Max 0.04
UV Absorbance 210 nm	Max 0.02
UV Absorbance 220 nm	Max 0.01
UV Absorbance 254 nm	Max 0.005
UV Cutoff	Max 190 nm
Gradient Elution Test
Largest eluted peak (254nm)	Max 0.5 mAU
Largest eluted peak (210nm)	Max 2 mAU
Fluroescence Trace Impurities
at 450nm Emission	Max 0.3 ppb
at Emission Max for impurities	Max 0.5 ppb

Properties
vapor pressure	72.8 mmHg (20 °C) 97 hPa (20 °C)
vapor density	1.41 (vs air)
boiling point	81-82 °C (lit.)
melting point	−45 °C (lit.)
density	0.786 g/mL at 25 °C (lit.)
autoignition temp.	524 °C 973 °F
expl. lim.	16 %
refractive index	n20/D 1.344 (lit.)