NZQA registered unit standard
27893 version 1
Page 1 of 2
Title
Analyse chemical testing in tanneries
Level
5
Credits
Purpose
5
This unit standard is for experienced people wishing to develop
their technical skills in leather manufacture.
People credited with this unit standard are able to analyse:
chemical procedures used on leather and tannery process
liquors, and the effects of incorrect chemical analyses on
tannery processes and products.
Classification
Fellmongery and Leather Processing > Leather Processing
Knowledge
Available grade
Achieved
Explanatory notes
Company quality assurance and quality control documentation may be used during
assessment against this unit standard.
Outcomes and evidence requirements
Outcome 1
Analyse chemical procedures used on leather and tannery process liquors.
Evidence requirements
1.1
Procedures, including sampling methodology where applicable, are analysed to
determine the appropriate chemical tests for each tannery process stage.
Range
1.2
evidence is required for three tests for one of hide, skin, or leather;
and three for liquors.
Each procedure is analysed to determine the apparatus and equipment required
to carry out the tests for each tannery process stage.
Outcome 2
Analyse the effects of incorrect chemical analyses on tannery processes and products.
Primary Industry Training Organisation
SSB Code 101558
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
27893 version 1
Page 2 of 2
Evidence requirements
2.1
Potential consequences of incorrect chemical analyses to the tannery and
customer are outlined in terms of specific tests applied at specified process
stages.
Range
evidence is required of four, which may include but are not limited
to – off specification product, leather wastage, reworking, effluent
loadings, customer dissatisfaction, loss of orders, added cost.
Replacement information
Planned review date
This unit standard replaced unit standard 8391.
31 December 2017
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
21 February 2013
N/A
Consent and Moderation Requirements (CMR) reference
0033
This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Please note
Providers must be granted consent to assess against standards (accredited) by NZQA,
before they can report credits from assessment against unit standards or deliver courses
of study leading to that assessment.
Industry Training Organisations must be granted consent to assess against standards by
NZQA before they can register credits from assessment against unit standards.
Providers and Industry Training Organisations, which have been granted consent and
which are assessing against unit standards must engage with the moderation system that
applies to those standards.
Requirements for consent to assess and an outline of the moderation system that applies
to this standard are outlined in the Consent and Moderation Requirements (CMR). The
CMR also includes useful information about special requirements for organisations wishing
to develop education and training programmes, such as minimum qualifications for tutors
and assessors, and special resource requirements.
Comments on this unit standard
Please contact the Primary Industry Training Organisation standards@primaryito.ac.nz if
you wish to suggest changes to the content of this unit standard.
Primary Industry Training Organisation
SSB Code 101558
 New Zealand Qualifications Authority 2016