Catch spec-sheet problems
Packaging specification CSV validator
Select a CSV file to check its header and each record. The file stays in your browser; validation reports missing fields, invalid dimensions, duplicate SKUs, unsupported units, and products larger than their stated boxes.
Change any value and calculate again for a new result.
01 / Method
How to use this tool
- 1
Prepare UTF-8 CSV with the required column names shown below.
- 2
Select the file; processing starts only when you press Validate.
- 3
Correct every reported row in the source system, then validate a new export.
02 / Model
Assumptions
- Required headers are: sku, product_length, product_width, product_height, box_length, box_width, box_height, unit.
- Supported units are mm, cm, and in.
- Quoted CSV fields and escaped double quotes are supported.
03 / Boundaries
Limitations
- Does not repair files, convert units, infer headers, or validate material, strength, tolerances, or compliance.
- A passing file only satisfies the checks described on this page.
04 / Common questions
Frequently asked questions
Is the CSV uploaded?
No. The selected file is read and validated locally by your browser.
Will the tool fix my CSV?
No. It reports exact rows and fields so you can correct the authoritative source without an ambiguous transformation.
Does it accept Excel files?
No. Export a UTF-8 comma-separated CSV with the required headers.