YE-1 YEAST EXTRACT POWDER,India price supplier

product details

Origin:

Detailed introduction to YE-1 yeast extract POWDER:

IT IS OBTAINED BY CONTROLLED AUTOLYSIS OF YEAST CELLS. IT HAS A HIGH VITAMIN CONTENT AND PROVIDES EXCELLENT GROWTH CONDITIONS FOR NUMBER OF ORGANISMS. IT IS USUALLY ADDED TO CULTURE MEDIA AS A SOURCE OF VITAMINS AT A CONCENTRATION OF 0.3 TO 0.5% .

PHYSICAL DATA

1) APPEARANCE : LIGHT YELLOW POWDER .

2) ODOUR : CHARECTERISTIC .

3) pH OF 2% SOLUTION : 5.5 TO 7.0 .

4) SOLUBILITY : FREELY SOLUBLE IN WATER.

5) LOSS ON DRYING : NOT MORE THAN 5.0 %.

6) RESIDUE ON IGNITION : NOT MORE THAN 12 % .

7) CLARITY : 2% SOLUTION REMAINS CLEAR BEFORE AND AFTER BOILING .

: AND AFTER AUTOCLAVING AT 121 DEGREE C .

CHEMICAL DATA

1) AMINO NITROGEN : NOT LESS THAN 4 %.

2) Proteins : NOT LESS THAN 60 %.

3) sodium chloride : NOT MORE THAN 1 % .

BACTERIOLOGICAL DATA

1) TOTAL PLATE COUNT/gm : NOT MORE THAN 50,000.

2) E.COLI./10gm : ABSENT.

3) SALMONELLA/10gm : ABSENT.

DATA PRESENTED IS TYPICAL.SLIGHT LOT TO LOT VARIATION MAY BE THERE

IT IS OBTAINED BY CONTROLLED AUTOLYSIS OF YEAST CELLS. IT HAS A HIGH VITAMIN CONTENT AND PROVIDES EXCELLENT GROWTH CONDITIONS FOR NUMBER OF ORGANISMS. IT IS USUALLY ADDED TO CULTURE MEDIA AS A SOURCE OF VITAMINS AT A CONCENTRATION OF 0.3 TO 0.5% .
PHYSICAL DATA
1) APPEARANCE	: LIGHT YELLOW POWDER .
2) ODOUR	: CHARECTERISTIC .
3) pH OF 2% SOLUTION	: 5.5 TO 7.0 .
4) SOLUBILITY	: FREELY SOLUBLE IN WATER.
5) LOSS ON DRYING	: NOT MORE THAN 5.0 %.
6) RESIDUE ON IGNITION	: NOT MORE THAN 12 % .
7) CLARITY	: 2% SOLUTION REMAINS CLEAR BEFORE AND AFTER BOILING .
	: AND AFTER AUTOCLAVING AT 121 DEGREE C .
CHEMICAL DATA
1) AMINO NITROGEN	: NOT LESS THAN 4 %.
2) Proteins	: NOT LESS THAN 60 %.
3) sodium chloride	: NOT MORE THAN 1 % .
BACTERIOLOGICAL DATA
1) TOTAL PLATE COUNT/gm	: NOT MORE THAN 50,000.
2) E.COLI./10gm	: ABSENT.
3) SALMONELLA/10gm	: ABSENT.