British ambassador Karen Pierce said the United Kingdom opposed the resolution because an OPCW investigative team is already headed to Syria and the Russian text did not include a new body to determine accountability for chemical weapons attacks.
Doctors and witnesses have said victims showed symptoms of poisoning, possibly by a nerve agent, and reported the smell of chlorine gas.
Later, the council rejected a Russian resolution that would have welcomed an investigation by the Organisation for the Prohibition of Chemical Weapons (OPWC) into the suspected poison gas attack.
Trump said that he would make a decision about how to respond within a few days, adding that the United States had "a lot of options militarily" on Syria.
The OPCW probe is mandated to determine whether an attack took place but not to assign blame if it determines one was carried out.
"Armed force under mendacious pretext against Syria, where, at the request of the legitimate government of a country, Russian troops have been deployed, could lead to grave repercussions", Nebenzia said. A U.S. Navy guided-missile destroyer, the USS Donald Cook, is in the Mediterranean.
"Let us not forget that, ultimately, our efforts must be about ending the bad suffering of the Syrian people", he said.More news: Dubai to test digital vehicle licence plates
That panel had found that the Syrian air force had dropped sarin on the village of Khan Sheikhun in April of a year ago.
He warned that "any Russia-U.S. military clash will expand beyond a local conflict and a confrontation will be inevitable".
The US draft was created to fail and thus "justify" unauthorized action in Syria, Russia's United Nations envoy said. "If you made a decision to carry out an illegal military endeavour, we hope that you will come to your senses". Most members of Congress - Democrats as well as his fellow Republicans - praised Trump after the strike past year.
French President Emmanuel Macron stated on Tuesday that any strikes wouldn't goal the Syrian authorities's allies or anyone particularly, however could be aimed on the Syrian authorities's chemical amenities.
"I just hope that we do not consider this the end when it comes to ensuring that the facts are established and that there is a true accountability and no more impunity for the horrendous use of chemical weapons in Syria and elsewhere", Mr Skoog said.
Mr Nebenzia said two groups of OPCW experts could be on the ground "as early as this week".
The mission will objective to find out whether or not banned munitions have been used however won't assign blame.More news: Paul Ryan endorses Kevin McCarthy as next speaker
At the council meeting, Nebenzia warned that a United States military strike against Syria could have "grave repercussions" and stressed that the use of chlorine or sarin had not been confirmed in the attack.
"Syria is eager on cooperating with the OPCW to uncover the reality behind the allegations that some Western sides have been promoting to justify their aggressive intentions", Syria's state information company SANA stated. Any plan by Washington and its allies to take military action was likely to be on hold until then, the source said.
In Syria, 1000's of militants and their households arrived in rebel-held components of the nation's northwest after surrendering Douma to authorities forces.
"Russia has trashed the credibility of the council", she said.
Aggravating the volatile situation in the region, Iran - Assad's other main ally - threatened to respond to an air strike on a Syrian military base on Monday that Tehran, Damascus and Moscow have blamed on Israel. TASS news agency quoted him as saying he believed common sense would prevail.
A Russian warplane flew over a French warship at low altitude within the japanese Mediterranean this weekend, a deliberate breach of worldwide rules, a French naval supply stated on Tuesday. The Aquitaine is supplied with 16 cruise missiles and 16 surface-to-air missiles.
"That will give the U.S. and possibly France an excuse for military action", said Gowan.More news: Andrea Constand to take the stand in Cosby retrial
Moscow and Damascus have fiercely denied that chemical weapons were used in Syria.