Synonym: 1,3-
CAS Number 288-32-4
Empirical Formula (Hill Notation) C3H4N2
Molecular Weight 68.08
Related Categories | Analytical Standards, Analytical/Chromatography,Ondansetron hydrochloride Impurities, Pharmaceutical Impurities, Pharmacopeia & Metrological Institutes Standards |
grade | analytical standard |
vapor pressure | <1 mmHg ( 20 C) |
InChI Key | RAXXELZNTBOGNW-UHFFFAOYSA |
assay | 95.0% (HPLC) |
shelf life | limited shelf life, expiry date on the label |
impurities | 10.0% related substances |
5.0% solvents | |
5.0% water | |
pH | 9-11 at 100 g/L (23 C) |
pKa (25 C) | 6.95 |
bp | 256 C(lit.) |
mp | 88-91 C(lit.) |
storage temp. | 2-8C |
United States Pharmacopeia (USP) Reference Standard
Related Categories | Analytical Standards, Analytical/Chromatography,Pharmacopeia & Metrological Institutes Standards, USP Standards, USP Standards I - K |
grade | USP reference standard |
vapor pressure | <1 mmHg ( 20 C) |
InChI Key | RAXXELZNTBOGNW-UHFFFAOYSA |
form | neat |
pKa (25 C) | 6.95 |
bp | 256 C(lit.) |
mp | 88-91 C(lit.) |
format | neat |
Description
Excellent for buffers in the range of pH 6.2-7.8
Pharmaceutical Secondary Standard;
Related Categories | Additional Standards, Analytical Standards,Analytical/Chromatography, Chromatography, Clotrimazole Impurities, |
grade | certified reference material |
pharmaceutical secondary standard | |
vapor pressure | <1 mmHg ( 20 C) |
InChI Key | RAXXELZNTBOGNW-UHFFFAOYSA |
form | neat |
pKa (25 C) | 6.95 |
bp | 256 C(lit.) |
mp | 88-91 C(lit.) |
format | neat |
These secondary standards offer multi-traceability to the USP, EP (PhEur) and BP primary standards, where they are available.
Excellent for buffers in the range of pH 6.2-7.8
Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.