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Merck

1.09259

Supelco

Water standard 5 mg/ml

(1 ml contains 5 mg H₂O) Aquastar®

Synonym(s):

Aquastar® Water Standard 5 mg/ml

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About This Item

UNSPSC Code:
41116107
EC Index Number:
200-752-1
NACRES:
NA.24
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vapor pressure

2.04 hPa ( 20 °C)

Quality Level

product line

Aquastar®

form

liquid

autoignition temp.

300 °C

expl. lim.

1.6-8.0 % (v/v) 1-Pentanol()

reaction suitability

reaction type: water standard for Karl Fischer titration

packaging

glass bottle of 250 mL
pkg of

technique(s)

Karl-Fischer titration: suitable
titration: suitable

bp

138 °C/1013 hPa

mp

-78 °C

transition temp

flash point 49 °C

density

0.82 g/cm3 at 20 °C

format

single component solution

storage temp.

15-25°C

General description

Water standard 5 mg/ml is a liquid water standard based on long-chain alcohol.


In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at https://www.sigmaaldrich.com/US/en/documents-search to view certified values, including uncertainty and expiry date.

Application

The 5mg/ml water standard can be used as an analytical standard for daily titer control.

Analysis Note

Assay: 4.980 - 5.020 mg/ml

Legal Information

AQUASTAR is a registered trademark of Merck KGaA, Darmstadt, Germany

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Eye Dam. 1 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

120.2 °F

Flash Point(C)

49 °C


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Flammable liquids
Type 2 petroleums
Hazardous rank III
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names



Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Global Trade Item Number

SKUGTIN
1.09259.025004022536112657