Please see the link below for a sample Certificate of Analysis. For testing purposes there is approx. 40:60 (Water:Methanol) applied to this product:
https://www.sigmaaldrich.com/certificates/Graphics/COfAInfo/Supelco/pdf/202304/58985_280891-06.PDF
58985
SUPELCOSIL™ LC-18 (3 µm) HPLC Columns
L × I.D. 15 cm × 4.6 mm, HPLC Column
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1 EA
€933.00
€933.00
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About This Item
UNSPSC Code:
41115700
eCl@ss:
32110501
L × I.D.:
15 cm × 4.6 mm
surface area:
170 m2/g
particle size:
3 μm
matrix active group:
C18 (octadecyl) phase
pore size:
120 Å
matrix:
silica gel, spherical particle platform
€933.00
Please contact Customer Service for Availability
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Product Name
SUPELCOSIL™ LC-18 HPLC Column, 3 μm particle size, L × I.D. 15 cm × 4.6 mm
Agency
suitable for USP L1
Quality Level
feature
endcapped
manufacturer/tradename
SUPELCOSIL™
extent of labeling
11.0% carbon loading
parameter
≤70 °C temp. limit
400 bar pressure (5801 psi)
technique(s)
HPLC: suitable
L × I.D.
15 cm × 4.6 mm
surface area
170 m2/g
surface coverage
surface coverage 3.1 μmol/m2
matrix
silica gel, spherical particle platform
matrix active group
C18 (octadecyl) phase
particle size
3 μm
pore size
120 Å
pH
2-7.5
application(s)
food and beverages
compatibility
for use with DABTH-AA
separation technique
reversed phase
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Amino Acid Analysis is the suitable tool for precise determination of protein quantities but also provides detailed information regarding the relative amino.
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At most the mobile phase, how much percentage of water can it have?
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What's the shipping solvent of the Supelco C18 column (3um, 4.6x15 cm)? Cat. No. 58985. Thanks.
1 answer-
This column is shipped saturated with 34:66, Water:Methanol. This information is listed on the Certificate of Analysis under "Notes" in fine print.
Please see the sample Certificate of Analysis:
https://www.sigmaaldrich.com/certificates/Graphics/COfAInfo/Supelco/pdf/202303/58985_280269-06.PDFHelpful?
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