 
 
  
 
 
 
 
DRAFT ZANZIBAR NATIONAL STANDARD  
 
 
Essential oil of  Cinnamon leaf  - Specification  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ZANZIBAR BUREAU OF STANDARDS  
 
 
© ZBS 202 2 — All rights res erved                  First edition  
PCD 330: 202 2 
          ICS 71.100.60  
                                                        PCD 3 30: 2022  
 
©ZBS 202 2 - All rights reserved  
 ii 
 Foreword  
 
 
This draft Zanzibar standard has been developed Cooking and Essential Oil Standard Technical 
committee (TCFA4). In accordance with ZBS general procedures, this draft standard is presented to 
the public in order to receive any technical and editorial comment concerns.  
 
The Zanzibar Bureau of Standard (ZBS) was established under Standard Act No. 1 of 2011.  
 
 
 
                          
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Zanzibar Bureau of Standards (ZBS)  
P.O.Box 1136  
Zanzibar  
Tel:  +255 24 2232225  
Fax: +255 24 2232225  
E-mail: info@zbs.go.tz  
Web: www.zbs.go.tz  
 
 PCD 3 30: 2022  
 
1                                                                                             ©ZBS 2022 - All rights reserved  
 Essential oil of Cinnamon leaf  -specification  
 
1 Scope  
 
This draft Zanzibar National Standard specifies requirements , methods of sampling and test  for 
Essential oil of Cinnamon leaf  derived from Cinnamomum zeylanicum  
  
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.   
 
CODEX STAN 193, General Standard for Contaminants and Toxins in Foods  
 
ISO 212, Essential oils — Sampling  
 
ISO 279, Essential oils — Determination of relative density at 20 °C — Reference method  
 
ISO 280, Essential oils — Determination of refractive index  
 
ISO 592, Essential oils — Determination of optical rotation  
 
ISO 7359,  Essential oils — Analysis by gas chromatography  on packed columns  — General method  
 
ISO 7609 , Essential oils — Analysis by gas chromatography on capillary  columns — General method  
 
ISO 8432 , Essential oils — Analysis by high performance liquid chromatography — General method  
 
ISO/TR 11018, Essential oils — General guidance on the determinati on of flashpoint  
 
ZNS 94, Rounding off numerical values  
 
3 Terms and definitions  
For the purposes of this document, the following (terms and) definitions apply  
 
3.1  
essential oil of Cinnamon leaf  
oil obtained by steam distillation of the leaves of Cinnamomum zeylanicum   
 
4 Requirements  
 
4.1 Raw material  
 
Essential oil of Cinnamon leaves shall be extracted by steam distillation of leaves and twigs of 
Cinnamomum zeylanicum  
 
4.2 General requirement  
 
Essential oil of Cinnamon leaf  shall  
a) be clear and mobile liquid  
b) have Characteristic  of spice like odour reminiscent of eugenol and cinnamaldehyde ,  
c) have radish brown to dark brown  
d) be free  from sediment and suspended matter  PCD 3 30: 2022  
©ZBS 202 2 - All rights reserved  
 2 
 e) be free from admixture with other oils when tested according to appropriate method  
 
 
 
4.3 Specific requirement  
 
Essential oil of Cinnamon leaf  shall comply with specific requirements given in table 1 when tested in 
accordance with test methods specified therein.  
 
Table 1: Specific requirements  
 
S/N Characteristic  requirements  method of test  
i.  Relative density at 20  0C/water at 20 0C 1.037 - 1.053  ISO 279  
ii.  Refractive index at 20 0C 1.527 -1.540  ISO 280  
iii.  Optical rotation at 20 0C -2.5° to +2°  ISO 592  
iv.  eugenol content %  70-83 ISO 7609/ISO 
7359/ISO 8432  v.  Cinnamaldehyde %  3-7 
vi.  miscibility  in ethanol  70% at 20 0C  (V/V)  % 1:2 ISO 875  
vii.  phenol content  75-85 ISO 1272  
viii.  flash point  +88 ISO/TR 11018  
 
 
5 Contaminants   
 
5.1 Pesticide residues  
 
Essential oil of Cinnamon leaf  shall comply with pesticide residue limits established by the Codex 
Alimentarius  Commission for this commodity.  
 
5.2 Heavy metal  
 
Heavy metal  in Essential oil of Cinnamon leaf  shall not exceed maximum residue limits as established 
in the Codex stan 193  
 
6 Weights and measures  
 
Essential oil of Cinnamon leaf  shall be packaged in accordance with the Zanzibar weights and 
measures regulations . 
 
7 Packaging and labelling  
  
7.1 Packaging  
  
Essential oil of Cinnamon leaf  shall be packaged in grade containers and sealed in manner to ensure 
the safety and quality requirements specified in this standard are maintained throughout th e shelf life 
of the product.  
 
7.2 Labelling  
  
7.2.1  Essential oil of cinnamon leaf  shall be legibly and indelibly labelled with the following:  
  PCD 330: 2022  
3                                                                                             ©ZBS 2022 - All rights reserved  
 a) name of the product ‘ Essential oil of cinnamon leaf  (Latin name including the botanical 
authority) of the plant, and part of the plant from which it is obtained  
b) brand name/trade name  if any ;  
c) date of manufacture;  
d) best before  date;  
e) the percentage of the eugenol and cinnamaldehyde content  
f) name and physical  address of the manufacturer or packer  or the distributor ; 
g) directions for use and storage condition  
h) lot identification or batch or code number;  
i) net weight in metric unit; and  
j) country of origin.  
 
7.2.2  The language on the label shall be ‘Kiswahili’ and/or English. Additional language may be 
used depending on the designated market.  
 
8 Sampling   
  
Sampling of Essential oil of cinnamon leaf  shall be done according to ISO 212  
 
 
 
 
 
 
 
 
 
 
 
 
 