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
1.05092
Nadtlenodisiarczan potasu
for analysis (<= 0.001% N) EMSURE® ACS,Reag. Ph Eur
Synonim(y):
Nadsiarczan potasu
Wybierz wielkość
| Do Państwa/SKU | Dostępność | Cena netto |
|---|---|---|
250 g | Skontaktuj się z Obsługą Klienta, aby uzyskać informacje na temat dostępności | 387,00 zł |
Informacje o tej pozycji
387,00 zł
grade
ACS reagent
Quality Segment
agency
reag. Ph. Eur.
product line
EMSURE®
assay
≥99.0% (iodometric)
form
solid
potency
802 mg/kg LD50, oral (Rat)
impurities
≤0.005% Insoluble matter
pH
3.2 (20 °C, 50 g/L in H2O)
mp
100 °C (decomposition)
solubility
water: soluble (52.77 g/l at 20 °C (68 °F))
density
2.48 g/cm3 at 20 °C
bulk density
1150 kg/m3
anion traces
chloride (Cl-): ≤0.001%
cation traces
Fe: ≤0.0005%, Mn: ≤0.0001%, N: ≤0.001%, heavy metals (as Pb): ≤0.001%
storage temp.
2-30°C
SMILES string
[K+].[K+].[S](=O)(=O)([O-])OO[S](=O)(=O)[O-]
InChI
1S/2K.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2
InChI key
USHAGKDGDHPEEY-UHFFFAOYSA-L
Analysis Note
Substancje nierozpuszczalne: ≤ 0,005 %
Cały chlorek: ≤ 0,001 %
Azot całkowity (N): ≤ 0.001 %
Metale ciężkie (jak Pb): ≤ 0,001 %
Fe (żelazo): ≤ 0,0005 %
Mn (mangan): ≤ 0,0001 %
Odpowiada ACS, Reag. Ph Eur
Legal Information
1 of 1
Ta pozycja | |||
|---|---|---|---|
| description for analysis (<= 0.001% N) EMSURE® ACS,Reag. Ph Eur | description for analysis EMSURE® | description ACS reagent, ≥99.0% | description 99.99% trace metals basis |
| form solid | form solid | form powder or crystals | form solid |
| assay ≥99.0% (iodometric) | assay ≥99.0% (iodometric) | assay ≥99.0% | assay 99.99% trace metals basis |
| solubility water: soluble (52.77 g/l at 20 °C (68 °F)) | solubility 50 g/L | solubility water: soluble (52.77 g/l at 20 °C (68 °F)) | solubility water: soluble |
| Quality Level 300 | Quality Level 300 | Quality Level 200 | Quality Level 200 |
| grade ACS reagent | grade reagent grade | grade ACS reagent | grade - |
| pH 3.2 (20 °C, 50 g/L in H2O) | pH 3.2 (20 °C, 50 g/L in H2O) | pH 2.5-4.5 (25 °C, 27 g/L) | pH - |
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signalword
Danger
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Ox. Sol. 3 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
target_organs
Respiratory system
Klasa składowania
5.1B - Oxidizing hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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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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