(RHEP.L) Rheochem PLC Buy/Sell

RNS Number : 2188B Rheochem PLC 22 October 2009

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

1. Identity of the issuer or the underlying issuer of existing RHEOCHEM UK

shares to which voting rights are attached:

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights

An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):

3. Full name of person(s) subject to the GARTMORE INVESTMENT LIMITED

notification obligation:

4. Full name of shareholder(s) (if different from 3.):

5. Date of the transaction and date on which 20TH OCTOBER 2009

the threshold is crossed or reached:

6. Date on which issuer notified: 21ST OCTOBER 2009
7. Threshold(s) that is/are crossed or reached: 18%

8. Notified details: A: Voting rights attached to shares

Class/type of Situation previous Resulting situation after the triggering transaction
shares to the triggering
transaction

if possible using the ISIN CODE
Number Number Number Number of voting % of voting
of of of shares rights rights
Shares Voting
Rights
Direct Direct Indirect Direct Indirect
GB0008883927 38,866,402 38,866,402 39,366,402 39,366,402 18.139%

B: Qualifying Financial Instruments Resulting situation after the triggering transaction

Type of financial Expiration Exercise/ Number of voting % of voting
instrument date Conversion rights that may be rights
Period acquired if the
instrument is
exercised/
converted.

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments Resulting situation after the triggering transaction

Type of financial Exercise Expiration Exercise/ Number of voting % of voting rights
instrument price date Conversion rights instrument
period refers to
N/A N/A N/A Nominal Delta

Total (A+B+C)

Number of voting rights Percentage of voting rights
39,366,402 18.139%

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable:

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease to hold:

12. Date on which proxy holder will cease to hold voting rights:

13. Additional information: All figures are based on the Company's issued share
capital of 217,026,002 as provided by Exshare

Email

Always use the following Adrian.bowers@rheochem.com.au

address:
Helen.tracey@rheochem.com.au

PO Box 7055
Spearwood 6163 WA E mail contractRDU@Gartmore.com

14. Contact name: RDU
15. Contact telephone number: 0207 782 2324

This information is provided by RNS The company news service from the London Stock Exchange

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