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
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09735
Ammonium formate
BioUltra, ≥99.0% (calc. based on dry substance, NT)
Synonim(y):
Formic acid ammonium salt
Wybierz wielkość
| Rozmiar/SKU | Dostępność | Cena netto |
|---|---|---|
50 g | Skontaktuj się z Obsługą Klienta, aby uzyskać informacje na temat dostępności | 552,00 zł |
250 g | Skontaktuj się z Obsługą Klienta, aby uzyskać informacje na temat dostępności | 1780,00 zł |
Informacje o tej pozycji
552,00 zł
product line
BioUltra
Quality Segment
assay
≥99.0% (calc. based on dry substance, NT)
form
crystals
impurities
insoluble matter, passes filter test, ≤2% water
ign. residue (900 °C)
≤0.1% (as SO4)
pH
5.5-7.5 (25 °C, 1 M in H2O)
mp
119-121 °C (lit.)
solubility
H2O: 1 M at 20 °C, clear, colorless
density
1.26 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤50 mg/kg
cation traces
Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
λ
1 M in H2O
UV absorption
λ: 260 nm Amax: ≤0.01, λ: 280 nm Amax: ≤0.01
SMILES string
N.OC=O
InChI
1S/CH2O2.H3N/c2-1-3;/h1H,(H,2,3);1H3
InChI key
VZTDIZULWFCMLS-UHFFFAOYSA-N
Application
Other Notes
1 of 1
Ta pozycja | |||
|---|---|---|---|
| description BioUltra, ≥99.0% (calc. based on dry substance, NT) | description eluent additive for LC-MS, LiChropur™, ≥99.0% | description Free-flowing, Redi-Dri™, ≥99.995% trace metals basis | description reagent grade, 97% |
| assay ≥99.0% (calc. based on dry substance, NT) | assay ≥99.0%, ≥99.0% (calc. on dry substance, NT) | assay ≥99.995% trace metals basis | assay 97% |
| product line BioUltra | product line LiChropur™ | product line - | product line - |
| Quality Level 200 | Quality Level 100 | Quality Level 200 | Quality Level 100 |
| form crystals | form crystals | form crystalline | form moist crystals, granular |
| pH 5.5-7.5 (25 °C, 1 M in H2O) | pH 5.5-7.5 (25 °C, 1 M in H2O) | pH - | pH 5.5-7.5 (25 °C, 63.1 g/L) |
| solubility H2O: 1 M at 20 °C, clear, colorless | solubility H2O: 1 M at 20 °C, clear, colorless | solubility - | solubility - |
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Słowo ostrzegawcze
Warning
Kody zagrożeń
Hazard Classifications
Eye Irrit. 2
Klasa składowania
11 - Combustible Solids
Temperatura zapłonu (°F)
Not applicable
Temperatura zapłonu (°C)
Not applicable
PPE (środki ochrony indywidualnej)
dust mask type N95 (US), Eyeshields, Gloves
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How can I determine the shelf life / expiration / retest date of this product?
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Helpful?
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How is shipping temperature determined? And how is it related to the product storage temperature?
1 answer-
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
Helpful?
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Why the COA doesn't contain expiry date? How to determine the expiry date of the chemicals
1 answer-
This product is not assigned an expiration date. It is assigned a recommended retest date of approximately 3.5 years after the quality release date. A recommended retest date is the time during which the product is expected to remain within established stability specifications, provided that it has been stored under defined conditions. After the Retest Date, product samples should be examined to ensure that the product is still in compliance with the established specifications.
For more information, you may access the "Product Dating Information" document under "ADDITIONAL USEFUL DOCUMENTS ABOUT OUR PRODUCTS" at the bottom of the Quality Services page with this link: https://www.sigmaaldrich.com/US/en/life-science/quality-and-regulatory-management/quality-services.
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