白介素-1β(Human, rDNA derived)標準品
編號：NIBSC86/552
英文：Interleukin-1 Beta (Human, rDNA derived)
中文：白介素-1β
規格：1ml
描述：1. INTENDED USE
Calibrant for IL-1ß assays
2. CAUTION
This preparation is not for administration to humans or animals in
the human food chain.
The preparation contains material of human origin, and either the final
product or the source materials, from which it is derived, have been
tested and found negative for HBsAg, anti-HIV and HCV RNA. As with
all materials of biological origin, this preparation should be regarded as
potentially hazardous to health. It should be used and discarded
according to your own laboratory's safety procedures. Such safety
procedures should include the wearing of protective gloves and
avoiding the generation of aerosols. Care should be exercised in
opening ampoules or vials, to avoid cuts.
3. UNITAGE
Each ampoule contains approx. 0.75 µg IL-1ß. The assigned potency is
82,000 international units per ampoule.
4. CONTENTS
Country of origin of biological material: IL-1ß: USA/SA, HSA:UK.
Each ampoule contains the residue after freeze-drying of 0.5 ml of a
solution that contained:
0.75 µg IL-1ß
3.0 mg trehalose
1.0 mg human serum albumin
0.05 mol/l sodium phosphate buffer
Dry nitrogen at slightly less than atmospheric pressure.
The material has not been sterilized and contains no bacteriostat.
5. STORAGE
Store at -20ºC or below in the dark
Please note: because of the inherent stability of lyophilized
material, NIBSC may ship these materials at ambient temperature.
6. DIRECTIONS FOR OPENING
Tap the ampoule gently to collect the material at the bottom (labelled)
end. Ensure ampoule is scored all round at the narrow part of the
neck, with a diamond or tungsten carbide tipped glass knife file or
other suitable implement before attempting to open. Place the
ampoule in the ampoule opener, positioning the score at position 'A';
shown in the diagram below. Surround the ampoule with cloth or
layers of tissue paper. Grip the ampoule and holder in the hand and
squeeze at point 'B'. The ampoule will snap open. Take care to avoid
cuts and projectile glass fragments that enter eyes. Take care that no
material is lost from the ampoule and that no glass falls into the
ampoule.
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