are often used to cover up performance-enhancing substances.
Several synthetic mixtures of varying compositions containing zinc and diverse ions of known concentrations were determined by the present method using tartrate or EDTA as masking agent
and the results were found to be highly reproducible.
Kolobnev was the only cyclist to fail a test at last year\'92s Tour, when he was discovered to have used hydrochlorothiazide, classified as a diuretic or masking agent
He claimed the diuretic he used was for weight loss, but the drug can be used as a masking agent
for performance-enhancing drugs and so, aged 33, the Aussie legend was slapped with a year-long ban.
Steve Mullings, the Jamaican sprinter who had the world's third-fastest 100-meter time this season and won the Prefontaine Classic 100 in June, has tested positive for a masking agent
, his second positive drug test.
It concluded that the use ofapolyvinyl alcohol as a masking agent
for food supplements in the form of tablets and capsules does not pose any risks.
The substance is not performanceenhancing or a masking agent
- the president of her track club, Bruce James, claimed it makes athletes run more slowly - but Fraser is the eighth Jamaican to fail a drugs test in the last year, most of them for similarly trivial offences.
5-5% by weight aluminosilicate; and an odor masking agent
The 1994 World Cup winner tested positive for the banned masking agent
finasteride after playing for Vasco da Gama against Palmeiras in October.
One of the ingredients in it is a known steroid masking agent
and that is what caused the positive result.
Lazaridis, who plays for A-League club Perth Glory, was sanctioned by the Football Federation of Australia after testing positive for the masking agent
finasteride which he was taking in a bid to prevent hair loss.
Two athletes tested positive for stimulants and one for a diuretic, which is used as a masking agent