If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf
60737
Silica gel Inorganic Sorbent
high-purity grade, 230-400 mesh
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| Size/SKU | Availability | Price |
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About This Item
Product Name
Silica gel, high-purity grade, pore size 60 Å, 230-400 mesh particle size, 40-63 μm particle size, for flash chromatography
grade
high-purity grade
Quality Segment
form
powder
manufacturer/tradename
Sigma-Aldrich
technique(s)
LPLC: suitable
surface area
530 m2/g
impurities
3-7% water
matrix
Silica
matrix active group
silica
particle size
230-400 mesh, 40-63 μm
pore size
0.8 cm3/g pore volume, 60 Å
bp
2230 °C
mp
>1600 °C
separation technique
hydrophilic interaction (HILIC)
SMILES string
O=[Si]=O
InChI
1S/O2Si/c1-3-2
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
General description
a. Aquagel - pores are filled with water
b. Xerogel - by the process of evaporation, aqueous phase in the pores are removed
c. Aerogel - solvent removed by supercritical extraction
Application
- Modulating the properties and structure of lignins produced by alkaline delignification of sugarcane bagasse pretreated with two different mineral acids at pilot-scale: Demonstrates the use of high-purity sulfuric acid in the pretreatment of sugarcane bagasse, crucial for enhancing the quality of lignin extracted for further biochemical applications, pivotal for research in material science and environmental sustainability (Nunes da Silva et al., 2024).
1 of 1
This Item | |||
|---|---|---|---|
| particle size 230-400 mesh, 40-63 μm | particle size 220-440 mesh, 35-75 μm | particle size 5-25 μm | particle size 63-200 μm, 70-230 mesh |
| pore size 60 Å, 0.8 cm3/g pore volume | pore size 0.8 cm3/g pore volume, 60 Å | pore size 0.75 cm3/g pore volume, 60 Å medium pore diameter, 60 Å pore size | pore size 0.7-0.85 cm3/g pore volume, 60 Å average pore size (52-73 Å) |
| separation technique hydrophilic interaction (HILIC) | separation technique hydrophilic interaction (HILIC) | separation technique - | separation technique hydrophilic interaction (HILIC) |
| matrix Silica | matrix Silica | matrix - | matrix Silica |
| matrix active group silica | matrix active group silica | matrix active group - | matrix active group silica |
| technique(s) LPLC: suitable | technique(s) LPLC: suitable | technique(s) thin layer chromatography (TLC): suitable | technique(s) LPLC: suitable |
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Storage Class
11 - Combustible Solids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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How can I determine the shelf life / expiration / retest date of this product?
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How is shipping temperature determined? And how is it related to the product storage temperature?
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Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf
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