Waters Spherisorb Columns User Manual Page 1

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[ Care and Use ManUal ]
Waters Spherisorb Columns 1
Waters spherisorb columns
contents
i. GettinG started
a. Column Installation
1. Reversed-Phase Columns
2. Normal-Phase Columns
b. Column Equilibration
1. Reversed-Phase Columns
2. Normal-Phase Columns
c. Initial Column Efficiency Determination
ii. column use
a. Guard Columns
b. Sample Preparation
c. pH Range
d. Solvents
e. Pressure
f. Temperature
iii. scalinG up/doWn isocratic methods
iv. troubleshootinG
v. column cleaninG, reGeneratinG and storaGe
a. Cleaning and Regenerating
1. Reversed-Phase Columns
2. Normal-Phase Columns
b. Storage
1. Reversed-Phase Columns
2. Normal-Phase Columns
vi. connectinG the column to the hplc
a. Column Connectors and System Tubing Considerations
b. Band Spreading Minimization
c. Measuring System Bandspreading Volume & System Variance
d. Measuring System Volume
vii. additional inFormation
a. Use of Narrow-Bore (≤3.0 mm i.d.) Columns
b. Impact of Bandspreading Volume on 2.1 mm i.d. Column Performance
c. Non-Optimized vs. Optimized LC/MS/MS System:
System Modification Recommendations
d. Guard Cartridges and Columns Assembly
Thank you for choosing a Waters Spherisorb
®
column. Spherisorb
analytical columns are durable, high-efficiency chromatographic
columns, featured in thousands of references in chromatographic
literature. The wide range of column lengths and diameters offers
you exceptional flexibility in optimizing methods and reducing
solvent consumption. Follow the guidelines in this manual to obtain
the best performance, reproducibility and durability from your
analytical columns and cartridges.
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Summary of Contents

Page 1 - Waters spherisorb columns

[ Care and Use ManUal ]Waters Spherisorb Columns 1Waters spherisorb columnscontentsi. GettinG started a. Column Installation 1. Reversed-Phase Colu

Page 2

[ Care and Use ManUal ]Waters Spherisorb Columns 101. Remove column.2. Use acetonitrile as mobile phase A, and acetonitrile with 0.05 mg/mL uracil

Page 3

[ Care and Use ManUal ]Waters Corporation 34 Maple Street Milford, MA 01757 U.S.A. T: 1 508 478 2000 F: 1 508 872 1990 www.waters.comWaters Spherisorb

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[ Care and Use ManUal ]Waters Spherisorb Columns 2ChemistryParticle ShapeParticle Size (µm)Pore Size (Å)Surface Area (m2/g)Pore Volume (cc/g)% Carbo

Page 5

[ Care and Use ManUal ]Waters Spherisorb Columns 3b. Column EquilibrationSpherisorb columns are shipped in test mobile phase. It is important to ensur

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[ Care and Use ManUal ]Waters Spherisorb Columns 4ii. column useTo ensure the continued high performance of Spherisorb columns, follow these guideline

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[ Care and Use ManUal ]Waters Spherisorb Columns 5Table 3: Buffer Recommendations for Using Spherisorb Columns from pH 2 to 8Additive or Buffer pKaBuf

Page 8

[ Care and Use ManUal ]Waters Spherisorb Columns 6iv. troubleshootinGChanges in retention time, resolution, or backpressure are often due to column co

Page 9

[ Care and Use ManUal ]Waters Spherisorb Columns 7buffer salt in the column when 100% acetonitrile is introduced. Note: The exception of the storage r

Page 10

[ Care and Use ManUal ]Waters Spherisorb Columns 8Figure 3: Parker Ferrule in a Waters Style Endfitting Note: A void appears if tubing with a Parker s

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[ Care and Use ManUal ]Waters Spherisorb Columns 9b. Band Spreading MinimizationFigure 6 shows the influence of tubing internal diameter on system ban

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