Buy inquiry for poly mixin B sulphate

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At the being time we are in need of the following items:
Please quote us for the kinds that you can provide

chloral hydrate 25kg chemical grade
streptozotocin 500g micribiology grade or BP
poly mixin B sulphate 1kg micribiology grade or BP
novobiocin sodium salt 1kg micribiology grade or BP
Fetal bovine serum 500ml
Fetal calf serum 500ml
4-(Dimethylamino benzaldehyde 25kg

If you have different grades of the mentioned items kindly let us have your price for all kinds.

Looking froward to your early reply.

Yours faithfully.