ICS 65.120 
 
Reference number  
DRS486 :2021  
© RSB 2021  
  
 RWANDA 
STANDARD  DRS  
468  
 
First edition  
2021 -mm-dd 
 
Dried insect products for compound ed 
animal feeds  — Specification  
   
DRS486 : 2021  
©RSB 2021  - All rights reserved                  ii 
 In order to match with technological development and to keep continuous progress in industries, 
standards are subject to periodic review. Users shall ascertain that they are in possession of the latest 
edition 
 
 
 
 
 
 
 
 
© RSB 2021  
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized 
in any form or by any means, electronic or mechanical, including photocopying and microfilm, without 
prior written permission from R SB. 
Requests for permission to reproduce this document should be addressed to : 
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ePortal: www.portal.rsb.gov.rw   DRS 486 : 2021  
iii                ©RSB 2021  - All rights reserved  
 Contents  Page 
Foreword  ................................ ................................ ................................ ................................ ...................  iv 
1 Scope  ................................ ................................ ................................ ................................ .............  1 
2 Normative references  ................................ ................................ ................................ ...................  1 
3 Terms and definitions  ................................ ................................ ................................ ..................  1 
4 Ingredients  ................................ ................................ ................................ ................................ .... 2 
5 Presentation of dried insect product for compounded animal feed  ................................ ....... 2 
6 General requirements  ................................ ................................ ................................ ..................  2 
7 Specific requirements  ................................ ................................ ................................ ..................  3 
8 Hygiene  ................................ ................................ ................................ ................................ ..........  3 
9 Microbiological limits  ................................ ................................ ................................ ...................  3 
10 Contaminants  ................................ ................................ ................................ ................................  4 
10.1  Heavy metals  ................................ ................................ ................................ ................................ . 4 
10.2  Aflatoxins  ................................ ................................ ................................ ................................ ...... 4 
10.3  Antibiotics  ................................ ................................ ................................ ................................ ..... 4 
11 Packaging  ................................ ................................ ................................ ................................ ...... 4 
12 Labelling  ................................ ................................ ................................ ................................ ........  4 
13 Sampling  ................................ ................................ ................................ ................................ ....... 5 
Annex  A (normative)  Potential species for production of insect products  .........  Error! Bookmark not 
defined.  
 DRS486 : 2021  
©RSB 2021  - All rights reserved                  iv 
 Foreword   
Rwanda Standard s are prepared  by Technical Committees and approved by Rwanda Standards Board (RSB) 
Board  of Directors in  accordance with the procedures of RSB, in compliance with Annex 3 of the WTO/TBT 
agreement on the preparation, adoption and application of standards.  
The main task of technical committees is to prepare national standards.  Final Draft Rwanda S tandards adop ted 
by Technical committ ees are ratified  by me mbers of RSB Board of Director s for publication and gazettment as 
Rwanda Standards.  
DRS 486  was prepared by Technical Committee RSB/TC 008, Animal feeds and Animal Feeding Stuffs . 
In the preparation of this sta ndard, reference was made to the following standard  (s): 
KS 2711:2017 , Dried insect products for compounding animal feeds Specification  
The assistance de rived from the above source is hereby acknowledged with thanks.  
Committee membership  
The following organizations were represented on the Technical Committee on Title of TC  (RSB/TC 008) in the 
preparation of this standard.  
Rwanda  Standards Board  (RSB) – Secretariat  
 DSR 486 : 2021  
1                ©RSB 2021  - All rights reserved  
 Dried insect products for compound ed animal  feeds—Specification  
1 Scope  
This Draft Rwanda Standards specifies the requirements , sampling and test methods  for dried insect products 
as sources of protein for  compounded animal  feeds.  
2 Normative references   
The following documents are referred to in the text in such a way that some or all of  their content constitutes 
requirements of this document.  For dated references, only the edition  cited applies. For undated references, the 
latest edition of the referenced document (including any amendments) applies.  
RS ISO 4832, Microbiology of food and a nimal feeding stuffs Horizontal method for the enumeration of coliforms  
Colony -count technique.  
RS ISO 16649 -2, Microbiology of food and animal feeding stuffs - Horizontal method for the enumeration of 
beta-glucuronidase -positive Escherichia coli Part 2: C olony -count technique at 44 degrees C using 5 -bromo -4-
chloro -3-indolyl beta -D-glucuronide.  
RS 98 , The animal feed industry Code of practice  
RS ISO 6579 -1, Microbiology of the food chain ― Horizontal method for the detection, enumeration and 
serotyping of S almonella ― Part 1: Detection of Salmonella spp  
3 Terms and definitions  
For the purposes of this standard, the follow ing terms and definitions apply . 
3.1 
insect products  for compound ed animal feeds  
adult, nymphal, larval or pupal stages of  edible  insects in the form of dried whole insect, ground or pellet for use 
as an animal feed ingredient  
3.2 
whole edible  insects  
edible insect product  presented in their natural form after primary processing to minimize microbiological 
contamination and moisture   
©RSB 2021  - All rights reserved                  2 
 3.3 
Ground  edible  insect product  
edible insect product  presented as meal, pellets or crumbs after primary processing to minimize microbiological  
contamination and moisture  
3.4 
defatted edible insect product  
edible insect product presented as whole insect or ground insect product that has undergone  additional 
processing to remove a portion of the fat content.  
4 Ingredients  
4.1. Dried  edible insect products for compound ed animal feeds shall be produced from edible species  
4.2. The product may contain optional ingredients to i mprove the palatability and when used they shall be 
suitable for animal feeding and comply with relevant standards  
5 Presentation of dried insect prod uct for compound ed animal feed  
Dried Edible insect product for compounded animal  feeds may be presented in the form of:  
a) Whole edible insects  
b) Ground edible insect product  
c) Defatted edible insect products  
d) Extruded edible insect product   
6 General requirements  
Dried Insect products  for compounded animal  feeds shall: 
a) be free from adulterants, extraneous material and objectionable odour.  
b) be free from infestation and contamination from pests  
c) be free from mould and not rotten  
 DSR 486 : 2021  
3                ©RSB 2021  - All rights reserved  
 7 Specific requirements  
Dried insect products for compound ed animal feeds shall comply with specific  requirements prescribed in Table 
1, when tested in accordance with the test methods provided therein . 
Table 1 ⎯Specific  requirements for dried insect products  
S/N 
 Parameter (%DM)  Whole ground  or 
extruded   Defatted insect 
product  Test method  
i.  Moisture content %, max  10 10 ISO 6496  
ii.  Crude protein %, min  30 30 ISO 5983 -1 
iii.  Fat %, max  30  12 ISO 11085  
iv.  Fibre %, max  12 15 ISO 5498  
v.  Total ash %, max  15 20 ISO 5984  
vi.  Acid insoluble ash %, 
max 4  4 ISO 5985  
vii.  Calcium  %, min  3 3 ISO 6490 -1 
viii.  Phosphorous, %, min  3 3 ISO 27085  
ix.  Sodium Chloride, %, 
max 2 2 ISO 6495  
The deviation from the declared protein content shall not be more than 5% of the actual protein content  
  
8 Hygiene  
Dried Insect products for compounded animal feeds  shall be prepared in accordance with provisions specified 
in RS CAC/RCP 1 and RS  98    
9 Microbiological limits  
Dried insect products shall not exceed microbiological limits as shown in Table 2  when tested in accordance 
with test methods specified therein . 
Table 2 ⎯Microbiological limits for dried insect products  
S/N Microorganism  Maximum. limit  Test method  
i.  Total Viable Count , cfu/g  105 RS ISO 4833 -1 
ii.  Total coliform count , cfu/g  500 RS ISO 4832  
iii.  Escherichia coli cfu/g  10 RS ISO 16649 -2 
iv.  Salmonella spp  in 25 g  Absent  RS ISO 6579 -1  
©RSB 2021  - All rights reserved                  4 
 10 Contaminants  
10.1 Heavy metals  
Dried edible insect products for compound ed animal feeds shall comply with the maximum limits as specified in 
Table 3 when tested in accordance with the test methods specified therein.  
Table 3  — Limits for heavy metals in  dried e dible insect products   
S/No Heavy metal  Maximum limit,  
mg/kg  Test method  
1 Arsenic  2.0 (0.01)  ISO 16654  
2 Lead  5.0 (0.01)  ISO 6579 -1 
3 Cadmium  1.0 (0.2) ISO 11133  
10.2 Aflatoxins  
Aflatoxin contamination shall not be more than 20  ppb for aflatoxin B1 and 50 ppb for total aflatoxin when tested 
in accordance with ISO 16050  and ISO 17375 . 
10.3 Pesticides and antibiotics  
Pesticide  and antibiotic  residues  in dried e dible insect products for compounded animal  feeds shall comply with 
the maximum pesticide  and antibiotic  residue limits established by the Codex Alimentarius Commission .  
11 Packaging  
11.1 Dried i nsect products shall be packaged in containers which are strong and sufficiently sealed so as to 
withstand reasonable handling withou t tearing, bursting or falling open during normal handling and 
transportation.  
11.2 The containers shall be free from parasites and any disease causing agents.  
11.3 Containers for insect products shall be clean and free from visible indications of contamin ation  
12 Labelling  
The packages shall be securely closed and marked with the following information:  
a) Name of product  “Dried edible  insect products for compounded animal feeds ” 
b) presentation form  of insect product;  
c) net weight of the product;  DSR 486 : 2021  
5                ©RSB 2021  - All rights reserved  
 d) the species  and life stage  of insect used;  
e) batch number;  
f) name and address  including physical addresses  of the manufacturer;  
g) country of origin  
h) date of manufacture and expiry date;  
i) declaration  of crude  protein (%), crude fat  (%), Calcium and Phosphorus (%)  
j) instructions for storage and handling.  
13 Sampling  
Sampling shall be done in accordance with ISO 6497.  
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