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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 IExtyJfW0i/Wb31ON+u/QczefiC0tK0UDDn9HW07e+69XfQgACZ+bGAOfzWOIJff
 0muRALcyj/+1BsWkl7JtrA==

<SEC-DOCUMENT>0001104659-04-000376.txt : 20040108
<SEC-HEADER>0001104659-04-000376.hdr.sgml : 20040108
<ACCEPTANCE-DATETIME>20040108112742
ACCESSION NUMBER:		0001104659-04-000376
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040102
FILED AS OF DATE:		20040108

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PAYNE J DONALD
		CENTRAL INDEX KEY:			0001275292

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21615
		FILM NUMBER:		04514738

	BUSINESS ADDRESS:	
		STREET 1:		6015 OAK CREEK LANE
		CITY:			SPRING
		STATE:			TX
		ZIP:			77379

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BOSTON BIOMEDICA INC
		CENTRAL INDEX KEY:			0000830656
		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
		IRS NUMBER:				042652826
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		375 WEST STREET
		CITY:			WEST BRIDGEWATER
		STATE:			MA
		ZIP:			02379
		BUSINESS PHONE:		5085801900

	MAIL ADDRESS:	
		STREET 1:		375 WEST ST
		CITY:			WEST BRIDGEWATER
		STATE:			MA
		ZIP:			02379
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>a3.xml
<DESCRIPTION>3
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>3</documentType>
  <periodOfReport>2004-01-02</periodOfReport>
    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000830656</issuerCik>
        <issuerName>BOSTON BIOMEDICA INC</issuerName>
        <issuerTradingSymbol>BBII</issuerTradingSymbol>
  </issuer>
  <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001275292</rptOwnerCik>
            <rptOwnerName>PAYNE J DONALD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>6015 OAK CREEK LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SPRING</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77379</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
      <isDirector>1</isDirector>
      <isOfficer>0</isOfficer>
      <isTenPercentOwner>0</isTenPercentOwner>
      <isOther>0</isOther>
    </reportingOwnerRelationship>
  </reportingOwner>
  <ownerSignature>
    <signatureName>/s/ J. Donald Payne</signatureName>
    <signatureDate>2003-12-30</signatureDate>
  </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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