Page 113 - Demo

“Your Safer Source for Science”
1,3,5-Trimethylbenzene
see Mesitylene
Triphenyl Tetrazolium Chloride
Storage: Organic #9
Disposal: #26a
Shelf Life: Good; turns yellow on exposure to light.
Soluble: Water and alcohol.
Color and Odor: Off-white solid with unsalted butter odor.
CAS No. 298-96-4
Technical Note: Used to test the viability of seeds for germination. Seeds are soaked in a 0.1–1% aqueous solution.
Triphenylmethanol
 HAZARD ALERT: Causes skin and serious eye irritation. May cause respiratory tract irritation and asthma-like symptoms.
Storage: Organic #2
Disposal: #18b
Shelf Life: Good, if stored safely.
Soluble: Alcohol, ether and concentrated acids; insoluble in water. Color and Odor: White to beige crystalline powder; odorless.
CAS No. 76-84-6
Tris-Acetate Buffer
Tris-Glycine-SDS Buffer
Tris(hydroxymethyl)aminomethane
Storage: Organic #2
Disposal: #26a
Shelf Life: Poor; hygroscopic.
Soluble: Soluble in alcohol; slightly soluble in water. Color and Odor: White, odorless solid.
CAS No. 77-86-1
Trypsin
Storage: Organic #2
Disposal: #26a
Shelf Life: Poor; refrigerate.
Soluble: Water; not alcohol.
Color and Odor: White solid with mild bouillon odor. CAS No. 9002-07-7
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111
Tryptone
bacteriological media
T0026
100 g
$39.20
Storage: With miscellaneous nonhazardous organic material. Disposal: #26a
Shelf Life: Indefinite if kept dry; store in a Flinn Chem-Saf TM Bag. Soluble: Water
Color and Odor: White solid with malt odor.
l-Tyrosine
Storage: Organic #1
Disposal: #26a
Shelf Life: Indefinite
Soluble: Soluble in dilute aqueous alkali; slightly in water. Color and Odor: White, odorless solid.
CAS No. 60-18-4
U Universal Indicator Solution
 HAZARD ALERT: Alcohol-based solution; flammable liquid. Storage: Organic #9 in a dedicated flammables cabinet. If one is not available, store in a Flinn Saf-Stor TM Can.
Disposal: #26b
Shelf Life: Indefinite
Color and Odor: Dark green liquid with slight alcohol odor. *Special, unique dropping bottle package called a Flinn E-Z DropTM.
Universal Indicator, Color Chart
tetrazolium chloride germination indicator
C19H15ClN4 F.W. 334.82
T0027
5g
$20.45
T0028
25 g
65.30
4-hydroxyphenylalanine amino acid, powder HOC6H4CH2CH(NH2)CO2H
F.W. 181.19
T0091
5g
$16.25
triphenylcarbinol, trityl alcohol
reagent grade, 99+%; crystalline powder
(C6H5)3COH F.W. 260.33
T0096
25 g
$23.85
pH range 4–10
color indicator chart is attached to the bottle
U0009*
35 mL
$ 6.05
U0001
100 mL
8.45
U0002
500 mL
14.55
U0011
1000 mL
27.10
TAE buffer
pH 7.8 buffer for DNA or RNA electrophoresis 50X buffer concentrate
100 mL of concentrate is enough to make
5 L of buffer solution
FB0325
100 mL
$23.40
pH 8.6 buffer for protein electrophoresis 10X buffer concentrate
diluted (working strength) buffer contains 0.25 M Tris, 0.192 M glycine, and
0.1% sodium dodecyl sulfate
T0094
250 mL
$18.75
pH range 4–10
Package of 30 charts
AP8765
pkg.
$5.70
23⁄4" x 31⁄2"
Overhead color chart
AP5367
ea.
$10.75
81⁄2" x 11"
TRIS, THAM laboratory grade, crystal
H2NC(CH2OH)3 F.W. 121.14
T0053
100 g
$36.30
Universal Indicator Color Chart pH 4.0 pH 5.0 pH 6.0
pH 7.0
pH 8.0 pH 9.0
“Your Safer Source for Science Supplies”
pH 10.0
powder, from pig pancreas enzyme of the pancreatic juice 1:250 (≥ 250,000 USP units/gram)
T0071
5g
$23.75
T0035
25 g
87.70
AP8765, etc.