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生育酚
Research use only. Do not administer it to human.
Contents:
d-α-tocopherol, 98.5+% [CAS 59-02-9] 1 vial x 250 mg
d-β-tocopherol, 98.5+% [CAS 148-03-8] 1 vial x 250 mg
d-γ-tocopherol, 98.5+% [CAS 54-28-4] 1 vial x 250 mg
d-δ-tocopherol, 98.5+% [CAS 119-13-1] 1 vial x 250 mg
2,2,5,7,8-Pentamethyl-6-hydroxychroman (PMC), 99.0+% [CAS 950-99-2] 1 vial x 250 mg
Note: PMC is used as the internal standard for HPLC analysis of tocopherol, but not for GC analysis.
Storage condition:
Each vial is aluminum-packed with an oxygen adsorbent. One opening the vials, store the reagent under inert gas in a refrigerator in the dark. Under such conditions, the reagents are stable for 6 months.
Instruction for use (Preparation of each solution)
Weigh 50 ~ 100 mg of each reagent by chemical balance, to the nearest 0.1mg.
Add ethanol or hexane to dissolve the reagent to the final concentration of 1 mg vitamin homologue/mL as the stock solution. The stock solution in tightly capped vials are stable at 5 degrees C for a month.
The standard solutions for each homologue can be prepared by dilution the stock solution just before use.
另有α β γ δ - 三烯生育酚 标准品
TOCOTRIENOL, D-ALPHA 10mg
TOCOTRIENOL, D-BETA 5mg
TOCOTRIENOL, D-DELTA 10mg
TOCOTRIENOL, D-GAMMA 10mg