Page 1

                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

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                                  SCHEDULE 13D

                    Under the Securities Exchange Act of 1934

                             TECH LABORATORIES INC.
                             ----------------------
                                (NAME OF ISSUER)

                                  Common Stock
                                  ------------
                         (TITLE OF CLASS OF SECURITIES)

                                 (CUSIP NUMBER)

                                   Mark Angelo
                          Cornell Capital Partners, LP
                          101 Hudson Street, Suite 3700
                          Jersey City, New Jersey 07302
                                 (201) 985-8300
                  (NAME, ADDRESS AND TELEPHONE NUMBER OF PERSON
                AUTHORIZED TO RECEIVE NOTICES AND COMMUNICATIONS)

                                    Copy To:

                              David Gonzalez, Esq.
                               Butler Gonzalez LLP
                         1416 Morris Avenue - Suite 207
                                 Union, NJ 07083
                                 (908) 810-8588

                                 July 1, 2004
                                 --------------

             (DATE OF EVENT WHICH REQUIRES FILING OF THIS STATEMENT)

If the filing person has previously  filed a statement on Schedule 13G to report
the  acquisition  which is the subject of this  Schedule 13D, and is filing this
schedule because of Rule 13d-1(b)(3) or (4), check the following box |_|.


                                  SCHEDULE 13D



                                                                          Page 2

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1                          NAME OF REPORTING PERSONS
                           Cornell Capital Partners LP
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2                          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                 (a)   |X|
                                                                 (b)   |_|
--------------------------------------------------------------------------------
3                          SEC USE ONLY

--------------------------------------------------------------------------------
4                          SOURCE OF FUNDS
                           OO
--------------------------------------------------------------------------------
                           CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
                           REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) (  )
--------------------------------------------------------------------------------
6                          CITIZENSHIP OR PLACE OF ORGANIZATION
                           Delaware
--------------------------------------------------------------------------------
NUMBER OF SHARES           7                SOLE VOTING POWER
BENEFICIALLY OWNED BY
EACH REPORTING PERSON                       5,168,894
WITH                       -----------------------------------------------------
                           8                SHARED VOTING POWER

                           -----------------------------------------------------
                           9                SOLE DISPOSITIVE POWER
                                            5,168,894
                           -----------------------------------------------------
                           10               SHARED DISPOSITIVE POWER

--------------------------------------------------------------------------------
11                         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                           PERSON
                           5,168,894
--------------------------------------------------------------------------------
12                         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW
                           (11) EXCLUDES CERTAIN SHARES             (  )
--------------------------------------------------------------------------------
13                         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
                           9.9%
--------------------------------------------------------------------------------
14                         TYPE OF REPORTING PERSON
                           PN
--------------------------------------------------------------------------------



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1                          NAME OF REPORTING PERSONS
                           Yorkville Advisors, LLC
--------------------------------------------------------------------------------
2                          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                 (a)   |X|
                                                                 (b)   |_|
--------------------------------------------------------------------------------
3                          SEC USE ONLY

--------------------------------------------------------------------------------
4                          SOURCE OF FUNDS
                           OO
--------------------------------------------------------------------------------
                           CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
                           REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) (  )
--------------------------------------------------------------------------------
6                          CITIZENSHIP OR PLACE OF ORGANIZATION
                           Delaware
--------------------------------------------------------------------------------
UMBER OF SHARES            7                SOLE VOTING POWER
BENEFICIALLY OWNED BY                       5,168,894 (as General
EACH REPORTING PERSON                       Partner of Cornell Capital Partners,
WITH                                        LP)
                           -----------------------------------------------------
                           8                SHARED VOTING POWER
                                            -0-
                           -----------------------------------------------------
                           9                SOLE DISPOSITIVE POWER
                                            5,168,894 (as General Partner of
                                            Cornell Capital Partners, LP)
                           -----------------------------------------------------
                           10               SHARED DISPOSITIVE POWER
                                            -0-
--------------------------------------------------------------------------------
11                         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH
                           REPORTING PERSON
                           5,168,894 (as General Partner of Cornell Capital
                           Partners, LP)
--------------------------------------------------------------------------------
12                         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW
                           (11) EXCLUDES CERTAIN SHARES             (  )
--------------------------------------------------------------------------------
13                         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
                           9.9%
--------------------------------------------------------------------------------
14                         TYPE OF REPORTING PERSON
                           PN
--------------------------------------------------------------------------------


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--------------------------------------------------------------------------------
1                          NAME OF REPORTING PERSONS
                           Mark Angelo
--------------------------------------------------------------------------------
2                          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                 (a)   |X|
                                                                 (b)   |_|
--------------------------------------------------------------------------------
3                          SEC USE ONLY

--------------------------------------------------------------------------------
4                          SOURCE OF FUNDS
                           OO
--------------------------------------------------------------------------------
                           CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
                           REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) (  )
--------------------------------------------------------------------------------
6                          CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
--------------------------------------------------------------------------------
NUMBER OF SHARES           7                SOLE VOTING POWER
BENEFICIALLY OWNED BY                       5,168,894 (as Portfolio Manager of
EACH REPORTING PERSON                       Cornell Capital Partners, LP and
WITH                                        President of Yorkville
                                            Advisors, LLC)
                           -----------------------------------------------------
                           8                SHARED VOTING POWER
                                            -0-
                           -----------------------------------------------------
                           9                SOLE DISPOSITIVE POWER
                                            5,168,894 (as Portfolio Manager of
                                            Cornell Capital Partners, LP and
                                            President of Yorkville
                                            Advisors, LLC)
                           -----------------------------------------------------
                           10               SHARED DISPOSITIVE POWER
                                            -0-
--------------------------------------------------------------------------------
11                         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                           PERSON
                           5,168,894 (as Portfolio Manager of Cornell Capital
                           Partners, LP and President of
                           Yorkville Advisors, LLC)
--------------------------------------------------------------------------------
12                         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW
                           (11) EXCLUDES CERTAIN SHARES             (  )
--------------------------------------------------------------------------------
13                         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
                           9.9%
--------------------------------------------------------------------------------
14                         TYPE OF REPORTING PERSON
                           IN
--------------------------------------------------------------------------------



                                                                          Page 5

ITEM 1. SECURITY AND ISSUER.

      This  statement  relates to shares of common  stock,  par value $0.001 per
share (the "Shares"),  of Tech Laboratories  Inc., a New Jersey corporation (the
"Issuer").  The  principal  executive  office of the  Issuer is  located  at 955
Belmont Avenue North Haledon, New Jersey 07508.

ITEM 2. IDENTITY AND BACKGROUND.

      (a)-(c),  (f). This statement is being filed by Cornell Capital  Partners,
LP ("Cornell"), Yorkville Advisors, LLC ("Yorkville") and Mark Angelo ("Angelo")
(Cornell, Yorkville and Angelo collectively, the "Reporting Persons").

      Cornell,  a Delaware  limited  partnership,  whose business address is 101
Hudson Street,  Suite 3700,  Jersey City, New Jersey 07302,  is a private equity
fund.  Yorkville,  a Delaware LLC, whose business  address is 101 Hudson Street,
Suite 3700,  Jersey City,  New Jersey  07302 is the General  Partner of Cornell.
Angelo,  whose business address is 101 Hudson Street,  Suite 3700,  Jersey City,
New Jersey 07302 is the Portfolio  Manager of Cornell Capital  Partners,  LP and
President of Yorkville. Angelo is a citizen of the United States.

      (d) and (e).  During the last five  years,  no  Reporting  Person has been
convicted in a criminal  proceeding  (excluding  traffic  violations  or similar
misdemeanors)  or  been  a  party  to  a  civil  proceeding  of  a  judicial  or
administrative body of competent  jurisdiction in which the Reporting Person was
or is the  subject  to a  judgment,  decree  or  final  order  enjoining  future
violations  of, or prohibiting  or mandating  activities  subject to, federal or
state securities laws or finding any violations with respect to such laws.

ITEM 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION.

      The Shares were acquired pursuant to Cornell's  exercise of its conversion
rights under a certain convertible debenture purchased by Cornell from Issuer on
May 25, 2004 for $548,857.97

ITEM 4. PURPOSE OF TRANSACTION.

      Cornell  acquired the Shares for investment and not with a view to, or for
resale in connection with, any distribution  thereof,  and the Reporting Persons
do not have a present  intention of selling,  granting any  participation in, or
otherwise  distributing  the  acquired  Shares.  The  Reporting  Persons have no
present plans or intentions  which would result in or relate to any transactions
described in subparagraphs (a) through (j) of Item 4 of Schedule 13D.



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ITEM 5.  INTEREST IN SECURITIES OF THE ISSUER.

      (a)-(b) As of March 26, 2004,  Cornell was the record and beneficial owner
5,168,894  Shares  representing  9.9%  of the  issued  and  outstanding  Shares.
Yorkville, as the General Partner of Cornell, may be deemed to have a beneficial
ownership  in the  aforementioned  Shares.  Angelo as the  Portfolio  Manager of
Cornell Capital Partners,  LP and President of Yorkville may be deemed to have a
beneficial ownership in the aforementioned Shares.

      Cornell  has the sole power to vote and to  dispose of all of its  Shares.
Yorkville,  as the General Partner of Cornell,  has the sole power to direct the
vote and/or to direct the  disposition of the Shares  directly owned by Cornell.
Angelo, as the Portfolio  Manager of Cornell Capital Partners,  LP and President
of  Yorkville,  has the sole  power to direct  the vote  and/or  to  direct  the
disposition of the Shares directly owned by Cornell.

      (c) Except as follows, none of the Reporting Persons has effected,  within
the last 60 days,  any  transactions  involving  the Shares.  Within the last 60
days, Cornell has effected the following transactions involving the Shares:

      On June 1, 2004,  acquired 448,430 Shares at a price per share of $0.07582
      On June 29, 2004, acquired 449,640 Shares at a price per share of $0.0556

      (d) Not applicable.

      (e) Not applicable.

ITEM 6. CONTRACT, ARRANGEMENTS,  UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT TO
SECURITIES OF THE ISSUER.

      Cornell and the Issuer are parties to the following agreements,  dated May
17, 2004, relating to the Shares:  Securities  Purchase Agreement,  Registration
Rights  Agreement,  Standby Equity  Distribution  Agreement and Placement  Agent
Agreement.

      Except  as set  forth  herein,  none  of the  Reporting  Persons  has  any
contracts,  arrangements,  understandings or relationships  (legal or otherwise)
with any  person  with  respect to any  securities  of the  Company,  including,
without limitation, any contracts, arrangements, understandings or relationships
concerning  the  transfer  or voting of such  securities,  finders  fees,  joint
ventures,  loan or option  arrangements,  puts or calls,  guarantees of profits,
division of profits and losses or the giving or withholding of proxies.


ITEM 7. MATERIAL TO BE FILED AS EXHIBITS.

      Exhibit 99.1 Joint Filing Agreement.



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                                    SIGNATURE

      After  reasonable  inquiry  and to the  best of each of the  undersigned's
knowledge and belief,  each  certifies  that the  information  set forth in this
statement is true, complete and correct.

DATED:  July 1, 2004                    REPORTING PERSONS:
                                        -----------------

                                        CORNELL CAPITAL PARTNERS, LP

                                        By:        Yorkville Advisors, LLC
                                        Its:       General Partner


                                        By:
                                           -------------------------------------
                                        Name:      Mark Angelo
                                        Its:       Portfolio Manager

                                        YORKVILLE ADVISORS, LLC


                                        By:
                                           -------------------------------------
                                        Name:      Mark Angelo
                                        Its:       Portfolio Manager


                                        ---------------------------------------
                                        MARK ANGELO