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Safety Information

U8879

Sigma-Aldrich

Hydrogen peroxide–Urea adduct

tablet

Synonym(s):

Carbamide Per hydrate, Carbamide peroxide, Percarbamide, Urea hydrogen peroxide

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About This Item

Linear Formula:
CO(NH2)2 · H2O2
CAS Number:
124-43-6
Molecular Weight:
94.07
Beilstein:
3680414
EC Number:
204-701-4
MDL number:
MFCD00013119
UNSPSC Code:
12352204
PubChem Substance ID:
24900683

vapor pressure

23.3 mmHg ( 30 °C)

form

tablet

reaction suitability

reagent type: oxidant

mp

90-93 °C (lit.)

solubility

water: 1 tablets/4 mL, clear, colorless

storage temp.

2-8°C

SMILES string

OO.NC(N)=O

InChI

1S/CH4N2O.H2O2/c2-1(3)4;1-2/h(H4,2,3,4);1-2H

InChI key

AQLJVWUFPCUVLO-UHFFFAOYSA-N

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Specificity

Urea Hydrogen Peroxide Tablets provide a safe and convenient source of H2O2 for use in enzyme immunoassay and other procedures.

Quantity

One tablet will provide the equivalent of 1.75 mg of H2O2.

Reconstitution

When dissolved in 12.5 mL deionized water, one tablet yields a solution containing 0.014% H2O2.

Pictograms

Flame over circleCorrosion
GHS03,GHS05

Signal Word

Danger

Hazard Statements

H272,H315,H318

Hazard Classifications

Eye Dam. 1 - Ox. Sol. 3 - Skin Irrit. 2

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

U8879-50TAB:
U8879-BULK:
U8879-100TAB:
U8879-VAR:

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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Lidia Yileng Tay et al.
American journal of dentistry, 25(4), 199-204 (2012-10-23)
This parallel, double-blind randomized clinical trial evaluated the 2-year bleaching efficacy and sensitivity produced by at-home (AH) and in-office (IO) bleaching therapies. 60 participants with tooth color darker than C2, without restorations in the anterior dentition and older than 18
L E Tam et al.
Operative dentistry, 38(2), 142-150 (2012-09-01)
Although damage to the structural integrity of the tooth is not usually considered a significant problem associated with tooth bleaching, there have been some reported negative effects of bleaching on dental hard tissues in vitro. More studies are needed to
Vanessa Cavalli et al.
Brazilian oral research, 26(6), 536-542 (2012-11-28)
This study evaluated the influence of fluoride-containing carbamide peroxide (CP) bleaching agents and adhesive systems on bonded enamel interfaces that are part of the dynamic pH cycling and thermal cycling models. The buccal surfaces of 60 bovine incisors were restored
Karen Pintado-Palomino et al.
Journal of dentistry, 43(9), 1099-1105 (2015-07-15)
To evaluate the efficacy of experimental proposals of desensitizing agents during tooth bleaching. 140 participants without tooth sensitivity (TS) received 16% carbamide peroxide (14 days-04 h each) (T1) or 35% hydrogen peroxide (single session-45 min) (T2). Participants used concomitantly (10
Rafael Francisco Lia Mondelli et al.
Journal of applied oral science : revista FOB, 20(4), 435-443 (2012-10-04)
This study evaluated color change, stability, and tooth sensitivity in patients submitted to different bleaching techniques. In this study, 48 patients were divided into five groups. A half-mouth design was conducted to compare two in-office bleaching techniques (with and without
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