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Protoporphyrin

 

 

Name

Protoporphyrin IX

Synonyms

3,7,12,17-Tetramethyl-8,13-divinyl-2,18-porphinedipropionic acid

Molecular Structure

Molecular Formula

C34H34N4O4

Molecular Weight

562.66

CAS Registry Number

553-12-8

EINECS

209-033-7

Water solubility

soluble in water

Appearance

violet brown crystalline powder, soluble in water and methanol, practically insoluble in dilute acid, insoluble in chloroform, ether and acetone, etc.

Assay

Pharmaceutical grade. Porphyrin≥90%

Inspection standard

GB/T5009.11-12

Moisture

≤2.0%

Heavy metals

Lead, arsenic and mercury are conform to the standards

Colonies index

Total number of colonies, coliform bacteria,and mould are to conform to the standard

Minimum amount of supply

50g

Packing

aluminium foil

Purity

>90

Moisture

<2.0%

Organoleptic Data

1.0

Loss on Drying

<2%

Heavy Metal

Pb ≤0.5mg/kg
As ≤0.5mg/kg
Hg ≤0.5mg/kg

Total Colonies

(cfu/g)<1000

Coliform Group

≤30MPN/100g

Residue

No Megascopic Residue
Diluent & Filtered Analysis

Test is according to the standard: GB/T5009.90-2003

 

 

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