57-13-6
U5378
powder, BioReagent, Molecular Biology, suitable for cell culture
U4883
8 M (after reconstitution with 16 mL high purity water)
1.08487
GR for analysis ACS,Reag. Ph Eur
U0631
BioXtra, pH 7.5-9.5 (20 °C, 5 M in H2O)
51456
BioUltra, Molecular Biology, 99% (T)
U6504
suitable for electrophoresis
U5128
ACS reagent, 99.0-100.5%
1.08486
crystalline, EMPROVE® ESSENTIAL, Ph. Eur., BP, ChP, JP, USP
1706698
United States Pharmacopeia (USP) Reference Standard
9510-OP
OmniPur®
1.04166
granulated, EMPROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP, ACS
1.37030
crystalline, EMPROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP, ACS
U4884
meets USP testing specifications
1.08488
for biochemistry
8.18710
for synthesis
1.08432
crystalline, EMPROVE® API, Ph. Eur., BP, USP
666122-M
Molecular Biology Grade, End product of the urea cycle. A topical keratolytic agent.
PHR1406
Pharmaceutical Secondary Standard; Certified Reference Material
U1250
ReagentPlus®, ≥99.5%, pellets
32-0291
≥99.0%
15604
puriss., meets analytical specification of Ph. Eur., BP, USP, 99.0-100.5%, 99.0-101.0% (calc. on dry substance)
33247
puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99%
56180
analytical standard
32-0280
JIS special grade, ≥99.0%
66612-M
End product of the urea cycle. A topical keratolytic agent.
32-0290
SAJ first grade, ≥98.0%
U0600000
European Pharmacopoeia (EP) Reference Standard
RDD034
free-flowing, Redi-Dri™, Bioreagent, ≥98%
BP350
British Pharmacopoeia (BP) Reference Standard
NIST2152
NIST® SRM® 2152, combustion calorimetric standard
NIST2141
NIST® SRM® 2141
299367
99.9 atom % 12C
176087
98 atom % D
FLAG® HA Tandem Affinity Purification Kit
Urea-13C,18O
- Molecular Weight:
- 63.05
791946
99 atom % 13C, 95 atom % 18O, 98% (CP)
Urea-18O
- Molecular Weight:
- 62.06
609927
95 atom % 18O
Urea-15N2,18O
- Molecular Weight:
- 64.04
608440
95 atom % 18O, 99 atom % 15N