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
1.02781
2-propanol
≥99.9% (GC), suitable for LC/MS, suitable for ASTM® 7979, EPA 8327, ASTM® 7968, LiChrosolv®
Sinônimo(s):
Álcool sec-propílico, IPA, Isopropanol, Álcool isopropílico
About This Item
Produtos recomendados
Nome do produto
2-propanol, hypergrade for LC-MS LiChrosolv®
Agency
suitable for ASTM® 7968
suitable for ASTM® 7979
suitable for EPA 8327
Nível de qualidade
densidade de vapor
2.1 (vs air)
pressão de vapor
33 mmHg ( 20 °C)
43 hPa ( 20 °C)
44 mmHg ( 25 °C)
linha de produto
LiChrosolv®
Ensaio
≥99.9% (GC)
Formulário
liquid
temperatura de autoignição
750 °F
Lim. expl.
2.0-12.7 %, 93 °C
técnica(s)
LC/MS: suitable
Impurezas
≤0.0002 meq/g Acidity
≤0.0002 meq/g Alkalinity
≤0.05% Water
≤10 ppb Al (Aluminium)
≤10 ppb Ca (Calcium)
≤10 ppb Fe (Iron)
≤10 ppb Mg (Magnesium)
≤150 ppb Na (Sodium)
≤5 ppb Any further metal (ICP-MS)
≤5 ppb K (Potassium)
resíduo de evaporação
≤2.0 mg/L
cor
APHA: ≤10
transmitância
220 nm, ≥80% (Checking after purging with N2)
230 nm, ≥90% (Checking after purging with N2)
250 nm, ≥99% (Checking after purging with N2)
índice de refração
n20/D 1.377 (lit.)
pH
7 (20 °C)
p.e.
82 °C (lit.)
pf
−89.5 °C (lit.)
temperatura de transição
flash point 12 °C
densidade
0.785 g/mL at 25 °C (lit.)
temperatura de armazenamento
2-30°C
cadeia de caracteres SMILES
CC(C)O
InChI
1S/C3H8O/c1-3(2)4/h3-4H,1-2H3
chave InChI
KFZMGEQAYNKOFK-UHFFFAOYSA-N
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Categorias relacionadas
Nota de preparo
Nota de análise
Identidade (IV): em conformidade
Resíduo de evaporação: ≤ 2,0 mg/l
Cor: ≤ 10 na escala de Hazen
Água: ≤ 0,05%
Acidez: ≤ 0,0002 meq/g
Alcalinidade: ≤ 0,0002 meq/g
Grau de gradiente (em 235 nm): ≤ 1,0 mAU
Grau de gradiente (em 254 nm): ≤ 1,0 mAU
Fluorescência (quinina em 254 nm): ≤ 1,0 ppb
Fluorescência (quinina em 365 nm): ≤ 0,5 ppb
Transmissão (verificação após purga com N₂ (em 220 nm)): ≥ 80%
Transmissão (verificação após purga com N₂ (em 230 nm)): ≥ 90%
Transmissão (verificação após purga com N₂ (em 250 nm)): ≥ 99%
Al (alumínio): ≤ 10 ppb
Ca (cálcio): ≤ 10 ppb
Fe (ferro): ≤ 10 ppb
K (potássio) ≤ 5 ppb
Mg (magnésio): ≤ 10 ppb
Na (sódio): ≤ 150 ppb
Algum outro metal (ICP-MS): ≤ 5 ppb
Adequado para LC-MS; Intensidade do pico de massa de fundo com base na reserpina (positivo para APCI/ESI): ≤ 10 ppb
Adequado para LC-MS; Intensidade do pico de massa de fundo com base na reserpina (negativo para APCI/ESI): ≤ 20 ppb
Filtrado por filtro de 0,2 µm.
Outras notas
Informações legais
produto relacionado
Palavra indicadora
Danger
Frases de perigo
Declarações de precaução
Classificações de perigo
Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
Órgãos-alvo
Respiratory system
Código de classe de armazenamento
3 - Flammable liquids
Classe de risco de água (WGK)
WGK 1
Ponto de fulgor (°F)
53.6 °F - closed cup
Ponto de fulgor (°C)
12.0 °C - closed cup
Certificados de análise (COA)
Busque Certificados de análise (COA) digitando o Número do Lote do produto. Os números de lote e remessa podem ser encontrados no rótulo de um produto após a palavra “Lot” ou “Batch”.
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How is shipping temperature determined? And how is it related to the product storage temperature?
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How can I determine the shelf life / expiration / retest date of this product?
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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/449/386/product-dating-information-mk.pdfHelpful?
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What does "Hypergrade LC-MS grade" mean?
1 answer-
Hypergrade is a grade of this product. LiChrosolv® hypergrade is accurately tested for LC-MS suitability and meets all the requirements of modern LC-MS ionization methods (ESI/APCI - positive and negative mode). Thanks to their low level of ionic background and low ion suppression, LiChrosolv® hypergrade solvents provide high reproducibility and high ionization efficiency. The packaging material has been improved to meet LC-MS quality requirements perfectly.
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