Worked example · 30 September 2026

One supplier change. A traceable correction.

A bottle specification changes from 30 to 32 grams. See the evidence, the affected totals and the question your reviewer still needs to answer.

Fictional example. Every company, document, quantity and date below is invented. This manual illustration is not a product-generated export, customer result or official reporting template.

Keep both versions and their sources

Sample Shampoo · 250 mL · bottle component
RecordPrevious inputNew statement
Weight per unit30 g32 g
MaterialSupplier-stated HDPESupplier-stated HDPE; unchanged
SourceSupplier-spec-A.pdf, page 2Supplier-spec-B.pdf, page 2
Source date1 August 202610 September 2026
Customer reviewEarlier approved inputPending effective-date confirmation

The new source does not silently replace the previous approved version. Keep the document, configuration, date and review decision with each value.

Show the numbers that would change

Assume the customer already approved the fictional state allocation below, and the new weight applies to all these units. These are component-weight totals, not complete statutory supply reports.

Units × grams per component ÷ 1,000 = kilograms
StateUnitsAt 30 gAt 32 gChange
Oregon10,000300 kg320 kg+20 kg
Colorado6,000180 kg192 kg+12 kg
California14,000420 kg448 kg+28 kg
Total30,000900 kg960 kg+60 kg

The allocation needs its own source and customer approval. A supplier weight document alone does not establish which units belong in each state or period.

Leave the important question open

Did the supplier change the bottle on September 10, or correct an earlier inaccurate specification?

A physical change may affect only units from its effective date. A corrected specification may require review of an earlier period. Obtain the supplier's written explanation, link it to the record and let the responsible customer reviewer decide the treatment.

Until that decision is recorded, keep the earlier approved value and the proposed correction distinct. The example's +60 kg is a conditional calculation, not an approved correction.

Try the record with one component

A useful record identifies the configuration, component, material, weight and unit, source/page/date, applicable units, open question, previous version and customer reviewer.

Download the blank worksheet

No email or upload required. The CSV is a blank working aid; complete applicability, category and reporting decisions with your responsible team or advisor.

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